Andres Tretiakov
@andrestrujado.bsky.social
Chemist & science enthusiast in a journey of discovery, understanding & learning. I enjoy tinkering & making stuff (sometimes 🐝 keeping)
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111 European Chemists Ebook launch by Chemistry hero Andrew Szydlo and others! Free to download here👇Enjoy!
reference-global.com/book/9788367...
reference-global.com/book/9788367...
111 European Chemists
Short biographies of 111 important European chemists, spanning the last three centuries. The biographies focus on their specialist fields of interest, their discoveries and how their work was intercon...
reference-global.com
October 10, 2025 at 12:39 PM
111 European Chemists Ebook launch by Chemistry hero Andrew Szydlo and others! Free to download here👇Enjoy!
reference-global.com/book/9788367...
reference-global.com/book/9788367...
Strange behaviour of hydrogel spheres on a hot sheet of metal #Leidenfrosteffect #resonance
October 2, 2025 at 10:47 AM
Strange behaviour of hydrogel spheres on a hot sheet of metal #Leidenfrosteffect #resonance
Dysprosium video:
youtu.be/8TE3iRXVcmY?...
youtu.be/8TE3iRXVcmY?...
Dysprosium (new) - Periodic Table of Videos
YouTube video by Periodic Videos
youtu.be
October 1, 2025 at 12:24 PM
Dysprosium video:
youtu.be/8TE3iRXVcmY?...
youtu.be/8TE3iRXVcmY?...
September 23, 2025 at 8:34 AM
Radio sound signal modulated via an LED & converted back into sound using a simple solar cell made of two 2p coins submerged in an electrolyte solution & connected to a speaker/amplifier. #physicschemdemos #techognition
youtu.be/YdYFrpJHW7I?...
youtu.be/YdYFrpJHW7I?...
Transmitting sound via a blinking LED using two 2p coins solar cell
YouTube video by andycapo123
youtu.be
September 18, 2025 at 6:51 PM
Radio sound signal modulated via an LED & converted back into sound using a simple solar cell made of two 2p coins submerged in an electrolyte solution & connected to a speaker/amplifier. #physicschemdemos #techognition
youtu.be/YdYFrpJHW7I?...
youtu.be/YdYFrpJHW7I?...
Another magnificent video from the Master chemist Andrew Szydlo! #Acetylenechemistry
youtu.be/FqtXDiRcohg?...
youtu.be/FqtXDiRcohg?...
Acetylene Demonstration
YouTube video by Szydlo's Chemistry
youtu.be
September 4, 2025 at 12:51 PM
Another magnificent video from the Master chemist Andrew Szydlo! #Acetylenechemistry
youtu.be/FqtXDiRcohg?...
youtu.be/FqtXDiRcohg?...
Sunlight refracting & reflecting through rain drops ☔🌧️🌈 #Doublerainbow
September 3, 2025 at 6:10 PM
Sunlight refracting & reflecting through rain drops ☔🌧️🌈 #Doublerainbow
A few lenticular Schrödinger's cat cards from @optica.org to helps us for our #QuantumPhysics open day next Sat. 6th September! 🐱
August 29, 2025 at 12:45 PM
A few lenticular Schrödinger's cat cards from @optica.org to helps us for our #QuantumPhysics open day next Sat. 6th September! 🐱
Reposted by Andres Tretiakov
Aotearoa New Zealand launches campaign to find love for Ned, a rare & lonely left-spiralling snail.
Nearly all common garden snails have shells that coil to the right, but Ned’s shell results in reversed reproductive organs – a barrier to mating.
🧪🐌❤️
www.theguardian.com/world/2025/a...
Nearly all common garden snails have shells that coil to the right, but Ned’s shell results in reversed reproductive organs – a barrier to mating.
🧪🐌❤️
www.theguardian.com/world/2025/a...
New Zealand launches campaign to find love for rare and lonely left-spiralling snail Ned
Nearly all common garden snails have shells that coil to the right but Ned the snail’s left-spiralling shell results in reversed reproductive organs – a barrier to mating
www.theguardian.com
August 27, 2025 at 6:10 AM
Aotearoa New Zealand launches campaign to find love for Ned, a rare & lonely left-spiralling snail.
Nearly all common garden snails have shells that coil to the right, but Ned’s shell results in reversed reproductive organs – a barrier to mating.
🧪🐌❤️
www.theguardian.com/world/2025/a...
Nearly all common garden snails have shells that coil to the right, but Ned’s shell results in reversed reproductive organs – a barrier to mating.
🧪🐌❤️
www.theguardian.com/world/2025/a...
Reposted by Andres Tretiakov
This time last week we had a great time in @rsc.org Burlington House #London for my book launch. Thanks to everyone who joined us, especially @andrestrujado.bsky.social for this absolutely fantastic silver mirror coke bottle! Onscreen Chemistry is available now in bookstores #BookLaunch #ChemSky
August 21, 2025 at 2:54 PM
This time last week we had a great time in @rsc.org Burlington House #London for my book launch. Thanks to everyone who joined us, especially @andrestrujado.bsky.social for this absolutely fantastic silver mirror coke bottle! Onscreen Chemistry is available now in bookstores #BookLaunch #ChemSky
New video: Tesla's Egg of Columbus aka PhiTOP
youtube.com/shorts/-5dQg...
youtube.com/shorts/-5dQg...
A nice little magnetic induction demo using aluminium rod & Tesla's Egg of Columbus #physicsdemos
YouTube video by andycapo123
youtube.com
August 21, 2025 at 11:13 AM
New video: Tesla's Egg of Columbus aka PhiTOP
youtube.com/shorts/-5dQg...
youtube.com/shorts/-5dQg...
Can I lift a trolley using just two fingers? Of course I can 😊 #physicsbaby Made new atmospheric pressure mats demos. #sciencetechsRULE
August 15, 2025 at 9:58 AM
Can I lift a trolley using just two fingers? Of course I can 😊 #physicsbaby Made new atmospheric pressure mats demos. #sciencetechsRULE
Finally, got to see
@drjohnodonoghue.bsky.social's talk in person @rsc.org His book Onscreen Chemistry: The Portrayal of Chemical Science in Film and TV is superb! Filled with so many nuggets of information I did not know. Bravissimo! Book signed 👍
@drjohnodonoghue.bsky.social's talk in person @rsc.org His book Onscreen Chemistry: The Portrayal of Chemical Science in Film and TV is superb! Filled with so many nuggets of information I did not know. Bravissimo! Book signed 👍
August 14, 2025 at 7:12 PM
Finally, got to see
@drjohnodonoghue.bsky.social's talk in person @rsc.org His book Onscreen Chemistry: The Portrayal of Chemical Science in Film and TV is superb! Filled with so many nuggets of information I did not know. Bravissimo! Book signed 👍
@drjohnodonoghue.bsky.social's talk in person @rsc.org His book Onscreen Chemistry: The Portrayal of Chemical Science in Film and TV is superb! Filled with so many nuggets of information I did not know. Bravissimo! Book signed 👍
Reposted by Andres Tretiakov
Worst bleaching on record for Western Australian coral reefs. 🧪 www.bbc.co.uk/news/article...
Worst coral bleaching on record for Western Australian reefs
Scientists say the damage was caused by the
www.bbc.co.uk
August 12, 2025 at 8:24 AM
Worst bleaching on record for Western Australian coral reefs. 🧪 www.bbc.co.uk/news/article...
After a thorough cleaning my miner's carbide lamp came back to life! Hooray #Acetylenechemistry 🔥
August 7, 2025 at 7:28 PM
After a thorough cleaning my miner's carbide lamp came back to life! Hooray #Acetylenechemistry 🔥
July 31, 2025 at 7:38 AM
Happy 😃 #FluorescenceFriday
Carbon quantum dots fluorescence under UV light. #iyq2025
youtu.be/RPBW4U6EW3s?...
Carbon quantum dots fluorescence under UV light. #iyq2025
youtu.be/RPBW4U6EW3s?...
Fluorescent Carbon quantum dots dropped in water
YouTube video by andycapo123
youtu.be
July 4, 2025 at 6:19 AM
Happy 😃 #FluorescenceFriday
Carbon quantum dots fluorescence under UV light. #iyq2025
youtu.be/RPBW4U6EW3s?...
Carbon quantum dots fluorescence under UV light. #iyq2025
youtu.be/RPBW4U6EW3s?...
Helping remote schools be in their element
www.chemistryworld.com/opinion/help...
www.chemistryworld.com/opinion/help...
Helping remote schools be in their element
The element sets now found in over half of Australian high schools
www.chemistryworld.com
July 2, 2025 at 11:38 AM
Helping remote schools be in their element
www.chemistryworld.com/opinion/help...
www.chemistryworld.com/opinion/help...
Getting ready for Quantum Day on Monday 30th June at St. Paul's School. #Meissnereffect #IYQ2025
June 26, 2025 at 9:56 AM
Getting ready for Quantum Day on Monday 30th June at St. Paul's School. #Meissnereffect #IYQ2025
When you really appreciate your line manager! #Techniciansmakeithappen #TechsRule @cleapss.bsky.social @preproom.bsky.social
June 25, 2025 at 12:16 PM
When you really appreciate your line manager! #Techniciansmakeithappen #TechsRule @cleapss.bsky.social @preproom.bsky.social
Why I returned the Faraday prize to the Royal Society
www.chemistryworld.com/opinion/why-...
www.chemistryworld.com/opinion/why-...
Why I returned the Faraday prize to the Royal Society
Andrea Sella explains how inaction over Elon Musk's membership motivated him to act
www.chemistryworld.com
June 13, 2025 at 3:56 PM
Why I returned the Faraday prize to the Royal Society
www.chemistryworld.com/opinion/why-...
www.chemistryworld.com/opinion/why-...
Behold the Lenz's Law guillotine demo in action! using neodymium magnets and a copper plate.
#eddycurrents #electromagneticbraking #damping
youtube.com/shorts/NMz7U...
#eddycurrents #electromagneticbraking #damping
youtube.com/shorts/NMz7U...
Demonstration of Lenz's law using neodymium magnets and a copper plate. #Eddycurrents
YouTube video by andycapo123
youtube.com
June 12, 2025 at 1:15 PM
Behold the Lenz's Law guillotine demo in action! using neodymium magnets and a copper plate.
#eddycurrents #electromagneticbraking #damping
youtube.com/shorts/NMz7U...
#eddycurrents #electromagneticbraking #damping
youtube.com/shorts/NMz7U...