@bt5t9.bsky.social
Reposted
Humans tend to underestimate the pace of innovation and overestimate the inertia of incumbent technologies.
Clean energy technologies have scaled much more rapidly than predicted by modellers.
Clean energy technologies have scaled much more rapidly than predicted by modellers.
October 24, 2024 at 10:09 AM
Humans tend to underestimate the pace of innovation and overestimate the inertia of incumbent technologies.
Clean energy technologies have scaled much more rapidly than predicted by modellers.
Clean energy technologies have scaled much more rapidly than predicted by modellers.
Reposted
Was soll es bringen, Menschen den Urlaubsstart zu vermiesen? Nehmt uns Politiker in die Pflicht, argumentiert, streitet. Aber zerstört bitte nicht das Wichtigste, das wir im Kampf gegen die Klimakrise haben: Den breiten Konsens in der Gesellschaft.
www.br.de/nachrichten/...
www.br.de/nachrichten/...
Klimaaktivisten legen vorübergehend Münchner Flughafen lahm
Weil Klimaaktivisten der "Letzten Generation" am frühen Morgen die Rollbahn blockiert hatten, war der Münchner Flughafen vorübergehend gesperrt. Bundesinnenministerin Nancy Faeser (SPD) fordert nun ei...
www.br.de
May 18, 2024 at 9:59 AM
Was soll es bringen, Menschen den Urlaubsstart zu vermiesen? Nehmt uns Politiker in die Pflicht, argumentiert, streitet. Aber zerstört bitte nicht das Wichtigste, das wir im Kampf gegen die Klimakrise haben: Den breiten Konsens in der Gesellschaft.
www.br.de/nachrichten/...
www.br.de/nachrichten/...
Reposted
Folks. We need to talk about the transformer shortage. It's more than meets the eye. For real 👇
open.spotify.com/episode/4cqa...
🔌💡
open.spotify.com/episode/4cqa...
🔌💡
February 24, 2024 at 2:50 PM
Folks. We need to talk about the transformer shortage. It's more than meets the eye. For real 👇
open.spotify.com/episode/4cqa...
🔌💡
open.spotify.com/episode/4cqa...
🔌💡
Reposted
CAR-T therapy for multiple sclerosis enters US trials for first time
Hopes are high that engineered immune cells, which are already in use to treat blood cancer, will halt the progression of a degenerative autoimmune disorder.
www.nature.com/artic...
1/3
Hopes are high that engineered immune cells, which are already in use to treat blood cancer, will halt the progression of a degenerative autoimmune disorder.
www.nature.com/artic...
1/3
CAR-T therapy for multiple sclerosis enters US trials for first time
Nature - Hopes are high that engineered immune cells, which are already in use to treat blood cancer, will halt the progression of a degenerative autoimmune disorder.
www.nature.com
February 24, 2024 at 5:45 PM
CAR-T therapy for multiple sclerosis enters US trials for first time
Hopes are high that engineered immune cells, which are already in use to treat blood cancer, will halt the progression of a degenerative autoimmune disorder.
www.nature.com/artic...
1/3
Hopes are high that engineered immune cells, which are already in use to treat blood cancer, will halt the progression of a degenerative autoimmune disorder.
www.nature.com/artic...
1/3
Reposted
Today, we’re excited to announce that the Bluesky network is federating, or opening up in a way that allows you to host your own data!
Read more here for how this will affect your experience on Bluesky (in short: it won’t) and why this matters.
bsky.social/about/blog/0...
Read more here for how this will affect your experience on Bluesky (in short: it won’t) and why this matters.
bsky.social/about/blog/0...
Bluesky: An Open Social Web - Bluesky
Today, we’re excited to announce that the Bluesky network is federating, or opening up in a way that allows you to host your own data.
bsky.social
February 22, 2024 at 6:39 PM
Today, we’re excited to announce that the Bluesky network is federating, or opening up in a way that allows you to host your own data!
Read more here for how this will affect your experience on Bluesky (in short: it won’t) and why this matters.
bsky.social/about/blog/0...
Read more here for how this will affect your experience on Bluesky (in short: it won’t) and why this matters.
bsky.social/about/blog/0...
Reposted
Bluesky opens up federation, letting anyone run their own server
Bluesky opens up federation, letting anyone run their own server
Social network Bluesky, a competitor to X, Threads, Mastodon, and others, is opening up its doors with today’s news that the network is now opening up federation, following its public launch earlier this month. The move will allow anyone to run their own…
tcrn.ch
February 22, 2024 at 7:13 PM
Bluesky opens up federation, letting anyone run their own server
Reposted
Very interesting overview, with a bunch of stellar authors, on what machine learning might be able to contribute to tackling climate challenges.
arxiv.org/pdf/1906.054...
arxiv.org/pdf/1906.054...
February 20, 2024 at 2:41 AM
Very interesting overview, with a bunch of stellar authors, on what machine learning might be able to contribute to tackling climate challenges.
arxiv.org/pdf/1906.054...
arxiv.org/pdf/1906.054...
Reposted
Will hydrogen overtake batteries in the race for zero-emission cars?
Great article by the @Guardian showing that it has no chance in hell.
Batteries have won that race already.
www.theguardian.com/business/202...
Great article by the @Guardian showing that it has no chance in hell.
Batteries have won that race already.
www.theguardian.com/business/202...
Will hydrogen overtake batteries in the race for zero-emission cars?
In part six of our series exploring myths surrounding EVs, we weigh up what will be the power of the future
www.theguardian.com
February 15, 2024 at 11:53 PM
Will hydrogen overtake batteries in the race for zero-emission cars?
Great article by the @Guardian showing that it has no chance in hell.
Batteries have won that race already.
www.theguardian.com/business/202...
Great article by the @Guardian showing that it has no chance in hell.
Batteries have won that race already.
www.theguardian.com/business/202...
Reposted
"But what about all the energy and carbon emissions to produce wind turbines and solar panels?"
They pay off the energy and carbon debt within a few months.
After that their existence prevents the continuous burning of fossil fuels for decades.
Data from Ember
They pay off the energy and carbon debt within a few months.
After that their existence prevents the continuous burning of fossil fuels for decades.
Data from Ember
February 13, 2024 at 9:23 AM
"But what about all the energy and carbon emissions to produce wind turbines and solar panels?"
They pay off the energy and carbon debt within a few months.
After that their existence prevents the continuous burning of fossil fuels for decades.
Data from Ember
They pay off the energy and carbon debt within a few months.
After that their existence prevents the continuous burning of fossil fuels for decades.
Data from Ember
Reposted
The blue LED, one of the most difficult and important inventions ever – which allowed the white LED – is some of the craziest Chad shit I have ever heard about anything. This guy is pinnacle determination holy crap.
youtu.be/AF8d72mA41M
youtu.be/AF8d72mA41M
Why It Was Almost Impossible to Make the Blue LED
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea. Head to https://brilliant.org/veritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription. If you’re looking for a molecular modeling kit, try Snatoms, a kit I invented where the atoms snap together magnetically - https://ve42.co/SnatomsV Huge thanks to the UC Santa Barbara Materials Dept for taking us around, and to Álvaro Bermejillo Seco for reviewing the science. These sources were also especially helpful: Nobel Prize Biography - Shuji Nakamura - https://ve42.co/NakamuraNobel Johnstone, B. (2015). Brilliant!. Prometheus Books. - https://ve42.co/Johnstone2015 Nakamura, S., Pearton, S., & Fasol, G. (2010). The Blue Laser Diode: The Complete Story. Springer. - https://ve42.co/Nakamura2010 ▀▀▀ References: https://www.youtube.com/watch?v=O8M2z2hIbag https://www.youtube.com/watch?v=TGUteH93xNo https://www.youtube.com/watch?v=idwKHQEw78g https://www.youtube.com/watch?v=yoTALRhAqWc Touchstone, L. A. (2022). Nick Holonyak Jr. University of Illinois. - https://ve42.co/Touchstone2022 Perry, T. S. (1995). The Unsung Inventor. IEEE Spectrum. - https://ve42.co/Perry1995 Chabay, R. & Sherwood, B. (2011). Matter & interactions (4th ed.), S2: Semiconductors. Wiley. - https://ve42.co/ChabaySherwood How MOCVD Works via Aixtron - https://ve42.co/MOCVD Vangala, S. R., et al. (2019). Epitaxial growth of ZnSe on GaAs. Journal of Crystal Growth. - https://ve42.co/Vangala2019 Nakamura, S. (1991). GaN Growth Using GaN Buffer Layer. JJAP. - https://ve42.co/Nakamura3rd1991 Amano, H., et al. (1989). P-Type Conduction in Mg-Doped GaN w/ LEEBI. JJAP. - https://ve42.co/Amano1989 Huang, M., et al. (2021). Defects in Mg–H‐Codoped GaN. Physica Status Solidi. - https://ve42.co/Huang2021 Schubert, E. F. (2006). Light Emitting Diodes, Ch 4: LED basics. Cambridge University Press. - https://ve42.co/RPI-LEDs Kitada, C. (2001). Blue About Japan. Japan Inc. - https://ve42.co/Kitada2001 Whitaker, T. (2002). Nakamura loses Nichia patent battle. Optics.org. - https://ve42.co/NichiaSales3 Pirates Osaka. (2014). Nakamura awarded Nobel Prize in Physics. Hatena Blog. - https://ve42.co/NichiaSales1 Growth Bozu via Twitter. - https://ve42.co/NichiaSales2 Rose, J. (2014). Blue LEDs – Filling the world with new light. The Royal Swedish Academy of Sciences. - https://ve42.co/Rose2014 Pattison, P. M., et al. (2017). LED lighting efficacy. Comptes Rendus Physique. - https://ve42.co/Pattison2017 Electricity pricing via EIA - https://ve42.co/ElectricityPricing Lane, K., et al. (2023). Lighting. IEA. - https://ve42.co/LightingIEA LED Footprint via The Climate Group - https://ve42.co/ClimateGroupLED Nichia’s History via Nichia - https://ve42.co/NichiaHistory Shuji Nakamura via Wikipedia - https://ve42.co/NakamuraWiki Images & Video: Lighting the World via UCTVInsight on YouTube - https://ve42.co/UCTVep2 & https://ve42.co/UCTVep3 Palo Alto Times 1971 Article via Newspapers.com - https://ve42.co/Newspapers Nick Holonyak, Jr. and the LED via UIUC on YouTube - https://ve42.co/HolonyakIllinois The Original Blue LED via Science History Institute on YouTube - https://ve42.co/OGBlueLED Maxfield, M. (2022). Compound Semiconductors. EE Journal. - https://ve42.co/Maxfield2022 M. Stutzmann, et al. (2001). Playing with Polarity. pss (b). - https://ve42.co/Stutzman2001 Isamu Akasaki in 1995 via Andrey Nikolaev on YouTube - https://ve42.co/AsakiNikolaev Pioneer TX-610 Stereo Tuner via Ian Marino on YouTube - https://ve42.co/StereoMarino Shuji Nakamura via EPO on YouTube - https://ve42.co/NakamuraEPO Nichia Campus via Nichia on LinkedIn - https://ve42.co/NichiaHQ Nichia via TDElektronik on YouTube - https://ve42.co/NichiaTDE Violeds Sterilization of COVID-19 via Seoul Viosys - https://ve42.co/SterilizationUV ▀▀▀ Special thanks to our Patreon supporters: Chris Harper, Max Paladino, Balkrishna Heroor, Adam Foreman, Orlando Bassotto, Tj Steyn, meg noah, KeyWestr, TTST, John H. Austin, Jr., john kiehl, Anton Ragin, Diffbot, Gnare, Dave Kircher, Burt Humburg, Blake Byers, Evgeny Skvortsov, Meekay, Bill Linder, Paul Peijzel, Josh Hibschman, Juan Benet, David Johnston, Ubiquity Ventures, Richard Sundvall, Lee Redden, Stephen Wilcox, Marinus Kuivenhoven, Michael Krugman, Sam Lutfi ▀▀▀ Directed by Emily Zhang Written by Emily Zhang, Ricky Nathvani, and Derek Muller Edited by Trenton Oliver Illustrated by Jakub Misiek Animated by Fabio Albertelli, Mike Radjabov, David Szakaly, Ivy Tello, and Alondra Vitae Filmed by Derek Muller, Raquel Nuno, and Trenton Oliver Additional research by Gregor Čavlović Produced by Emily Zhang, Han Evans, Gregor Čavlović, and Derek Muller Thumbnail by Ren Hurley Additional video/photos supplied by Getty Images and Pond5 Music from Epidemic Sound
youtu.be
February 9, 2024 at 5:17 AM
The blue LED, one of the most difficult and important inventions ever – which allowed the white LED – is some of the craziest Chad shit I have ever heard about anything. This guy is pinnacle determination holy crap.
youtu.be/AF8d72mA41M
youtu.be/AF8d72mA41M
Reposted
You don’t have to know how to code to make a feed — try Skyfeed! It gives you a control panel where you can build a feed.
www.docs.bsky.app/blog/feature...
www.docs.bsky.app/blog/feature...
February 9, 2024 at 3:30 AM
You don’t have to know how to code to make a feed — try Skyfeed! It gives you a control panel where you can build a feed.
www.docs.bsky.app/blog/feature...
www.docs.bsky.app/blog/feature...
Reposted
"Was für eine Stärke, weil Menschen, die parteipolitisch ganz unterschiedlich aufgestellt sind, wissen, dass sie zusammen die Mehrheit der Gesellschaft stellen müssen. Und dass die Differenzen [...] nicht so wichtig sind wie der Schutz des Grundgesetzes."
Robert Habeck bei Caren Miosga. Zustimmung!
Robert Habeck bei Caren Miosga. Zustimmung!
February 4, 2024 at 10:18 PM
"Was für eine Stärke, weil Menschen, die parteipolitisch ganz unterschiedlich aufgestellt sind, wissen, dass sie zusammen die Mehrheit der Gesellschaft stellen müssen. Und dass die Differenzen [...] nicht so wichtig sind wie der Schutz des Grundgesetzes."
Robert Habeck bei Caren Miosga. Zustimmung!
Robert Habeck bei Caren Miosga. Zustimmung!
Reposted
I decided what we need to make blueskAI happen is a feed. Reply here to get added to the whitelist! Whitelisted users can post to the feed by adding the following keywords to a post:
🤖
bskAI
blueskAI
🤖
bskAI
blueskAI
January 5, 2024 at 3:56 PM
I decided what we need to make blueskAI happen is a feed. Reply here to get added to the whitelist! Whitelisted users can post to the feed by adding the following keywords to a post:
🤖
bskAI
blueskAI
🤖
bskAI
blueskAI
Reposted
Ah, but what about those negative consequences, those often claimed we do not know about, we cannot know about till we wait 3, 5, 10, 50, 100 years... a seemingly powerful argument against the new COVID-19 vaccines. However, this is not as strong argument as you may think.
4/10
4/10
February 5, 2024 at 10:18 AM
Ah, but what about those negative consequences, those often claimed we do not know about, we cannot know about till we wait 3, 5, 10, 50, 100 years... a seemingly powerful argument against the new COVID-19 vaccines. However, this is not as strong argument as you may think.
4/10
4/10
Reposted
Schade, dass Videos (noch) nicht gehen, deshalb habe ich noch mal XTwitter benutzt und teile es hier.
Die Rede von Laschet in #Aachen hatte mich echt gekriegt (obwohl ich Team #noCDU ).
Bitte schaut euch die 2 Min.trotzdem an!
twitter.com/Alemanniel/s...
Die Rede von Laschet in #Aachen hatte mich echt gekriegt (obwohl ich Team #noCDU ).
Bitte schaut euch die 2 Min.trotzdem an!
twitter.com/Alemanniel/s...
Tweet by @Alemanniel
twitter.com
February 4, 2024 at 5:07 PM
Schade, dass Videos (noch) nicht gehen, deshalb habe ich noch mal XTwitter benutzt und teile es hier.
Die Rede von Laschet in #Aachen hatte mich echt gekriegt (obwohl ich Team #noCDU ).
Bitte schaut euch die 2 Min.trotzdem an!
twitter.com/Alemanniel/s...
Die Rede von Laschet in #Aachen hatte mich echt gekriegt (obwohl ich Team #noCDU ).
Bitte schaut euch die 2 Min.trotzdem an!
twitter.com/Alemanniel/s...
Reposted
Öffentliche Nettostromerzeugung in Deutschland im Januar 2024:
25,7 TWh Erneuerbare Energien (EE)
18,2 TWh nicht Erneuerbare Energien
1,3 TWh Exportüberschuss
58,5% Anteil der EE an der öffentlichen Nettostromerzeugung
59,0% Anteil der EE an der Last
energy-charts.info/charts/energ...
25,7 TWh Erneuerbare Energien (EE)
18,2 TWh nicht Erneuerbare Energien
1,3 TWh Exportüberschuss
58,5% Anteil der EE an der öffentlichen Nettostromerzeugung
59,0% Anteil der EE an der Last
energy-charts.info/charts/energ...
February 1, 2024 at 7:01 AM
Öffentliche Nettostromerzeugung in Deutschland im Januar 2024:
25,7 TWh Erneuerbare Energien (EE)
18,2 TWh nicht Erneuerbare Energien
1,3 TWh Exportüberschuss
58,5% Anteil der EE an der öffentlichen Nettostromerzeugung
59,0% Anteil der EE an der Last
energy-charts.info/charts/energ...
25,7 TWh Erneuerbare Energien (EE)
18,2 TWh nicht Erneuerbare Energien
1,3 TWh Exportüberschuss
58,5% Anteil der EE an der öffentlichen Nettostromerzeugung
59,0% Anteil der EE an der Last
energy-charts.info/charts/energ...
Reposted
Could disused coal mines that provided millions of tonnes of fossil fuels be used as a potential source of renewable energy?
Yes they can and in Gateshead this is already happening. Heat from the water that flooded the mines is used to heat homes.
amp.theguardian.com/environment/...
February 1, 2024 at 8:28 AM
Could disused coal mines that provided millions of tonnes of fossil fuels be used as a potential source of renewable energy?
Yes they can and in Gateshead this is already happening. Heat from the water that flooded the mines is used to heat homes.
amp.theguardian.com/environment/...
Reposted
The assumption that good models need to be trained on authentic, wild-caught data is not holding up well. It turns out that the authentic web is a mess and it's pretty easy to translate it into a version that trains better models. 🤖 #MLSky
huggingface.co/papers/2401....
huggingface.co/papers/2401....
January 30, 2024 at 4:54 AM
The assumption that good models need to be trained on authentic, wild-caught data is not holding up well. It turns out that the authentic web is a mess and it's pretty easy to translate it into a version that trains better models. 🤖 #MLSky
huggingface.co/papers/2401....
huggingface.co/papers/2401....
Reposted
Moin allerseits. 🌞
Protipp: findet dieser Tage mal raus, ob ihr und euer Umfeld gegen #Masern geimpft seid, besonders die Kinder. Und wenn irgendwo ne Lücke ist, holt das ASAP nach.
Protipp: findet dieser Tage mal raus, ob ihr und euer Umfeld gegen #Masern geimpft seid, besonders die Kinder. Und wenn irgendwo ne Lücke ist, holt das ASAP nach.
January 30, 2024 at 7:26 AM
Moin allerseits. 🌞
Protipp: findet dieser Tage mal raus, ob ihr und euer Umfeld gegen #Masern geimpft seid, besonders die Kinder. Und wenn irgendwo ne Lücke ist, holt das ASAP nach.
Protipp: findet dieser Tage mal raus, ob ihr und euer Umfeld gegen #Masern geimpft seid, besonders die Kinder. Und wenn irgendwo ne Lücke ist, holt das ASAP nach.
Reposted
Putins Kriegsziele gehen weit über die Ukraine hinaus. Alles dafür zu tun, um Putin in der Ukraine zu stoppen, ist die beste Versicherung für uns selbst. www.welt.de/politik/ausl...
Ukraine-Krieg: Sicherheitsexperte Nico Lange im WELT-Gespräch - Video - WELT
Der ukrainische Präsident Wolodymyr Selenskyj betonte im ARD-Interview die Wichtigkeit von Deutschlands Engagement in der Verteidigung gegen Russlands Angriffskrieg. Europa müsse mit Blick auf die U...
www.welt.de
January 29, 2024 at 10:41 AM
Putins Kriegsziele gehen weit über die Ukraine hinaus. Alles dafür zu tun, um Putin in der Ukraine zu stoppen, ist die beste Versicherung für uns selbst. www.welt.de/politik/ausl...
Reposted
Ich teste die Wirkung von Tesa-Folie&einer simplen PVC-Tischdecke auf die Wärmeisolierung alter Fenster. Freue mich,die physikalischen Prinzipien & Energieeinsparungen zu erforschen. Wer hätte gedacht, dass Alltagsgegenstände so viel Potential haben?Mit @mhundhausen.bsky.social
youtu.be/73CqZ2x76lk
youtu.be/73CqZ2x76lk
Warum nutzt keiner dieses super günstige Fenster Wärme UPGRADE? Nachgemessen!
Entdeckt in diesem DIY-Experiment, wie eine einfache PVC Tischdecke und Tesa Folie die Isolierung eurer Fenster stark verbessern können! Mit Hilfe von Physik...
youtu.be
January 29, 2024 at 7:27 PM
Ich teste die Wirkung von Tesa-Folie&einer simplen PVC-Tischdecke auf die Wärmeisolierung alter Fenster. Freue mich,die physikalischen Prinzipien & Energieeinsparungen zu erforschen. Wer hätte gedacht, dass Alltagsgegenstände so viel Potential haben?Mit @mhundhausen.bsky.social
youtu.be/73CqZ2x76lk
youtu.be/73CqZ2x76lk
Reposted
Ich höre schon das Gejammer wegen fehlender "Space Sovereignty", aber wer seine Ambitionen eben immer auf "Regulierungsführerschaft" beschränkt, ist dann daran selber schuld.
January 28, 2024 at 8:20 AM
Ich höre schon das Gejammer wegen fehlender "Space Sovereignty", aber wer seine Ambitionen eben immer auf "Regulierungsführerschaft" beschränkt, ist dann daran selber schuld.
Reposted
The “principal investigator” model of science funding is deeply broken and needs to be replaced. Instead, funding should go in a single block to a relatively large research organization. Here’s why
rootsofprogress.org/the-block-fu...
rootsofprogress.org/the-block-fu...
Making every researcher seek grants is a broken model
Funding should go to larger labs with many researchers, not to “principal investigators”
rootsofprogress.org
January 26, 2024 at 4:07 PM
The “principal investigator” model of science funding is deeply broken and needs to be replaced. Instead, funding should go in a single block to a relatively large research organization. Here’s why
rootsofprogress.org/the-block-fu...
rootsofprogress.org/the-block-fu...
Reposted
For all the folks who read Vaclav Smil and claim that we're doomed because energy transitions take hundreds of years.
Here's the share of coal of UK electricity generation. It went from 39% in 2012 to 1% in 2023.
Here's the share of coal of UK electricity generation. It went from 39% in 2012 to 1% in 2023.
January 25, 2024 at 9:05 AM
For all the folks who read Vaclav Smil and claim that we're doomed because energy transitions take hundreds of years.
Here's the share of coal of UK electricity generation. It went from 39% in 2012 to 1% in 2023.
Here's the share of coal of UK electricity generation. It went from 39% in 2012 to 1% in 2023.