David Barrie
@cuttlefisher.bsky.social
Author of SEXTANT (Wm Collins); and INCREDIBLE JOURNEYS (UK Hodder) - SUPERNAVIGATORS (US The Experiment): Sunday Times Nature Book of the Year. Fellow, Royal Institute of Navigation. Website: davidbarrieauthor.org
A Voyage Into the Art of Finding One’s Way at Sea www.nytimes.com/2025/11/18/s...
A Voyage Into the Art of Finding One’s Way at Sea
www.nytimes.com
November 18, 2025 at 12:42 PM
A Voyage Into the Art of Finding One’s Way at Sea www.nytimes.com/2025/11/18/s...
Humans have an internal lunar clock – but light pollution is disrupting it
theconversation.com/humans-have-...
theconversation.com/humans-have-...
Humans have an internal lunar clock – but light pollution is disrupting it
Many animals synchronise their behaviour to the phases of the Moon.
theconversation.com
October 25, 2025 at 9:14 AM
Humans have an internal lunar clock – but light pollution is disrupting it
theconversation.com/humans-have-...
theconversation.com/humans-have-...
Bumble bee emotions! www.sciencemagazinedigital.org/sciencemagaz...
Science Magazine - Positive affective contagion in bumble bees
We have all likely experienced moments when the joy or sadness of someone close to us quickly becomes our own emotion.
www.sciencemagazinedigital.org
October 24, 2025 at 8:44 AM
Bumble bee emotions! www.sciencemagazinedigital.org/sciencemagaz...
Fascinating www.sciencemagazinedigital.org/sciencemagaz...
Science Magazine - Seeking ghosts
One day when Kenji Suetsugu was 4 or 5 years old, he went for a walk with his parents through the Kasugayama Primeval Forest near their home in Nara, one of Japan’s ancient capitals.
www.sciencemagazinedigital.org
October 10, 2025 at 9:09 AM
Fascinating www.sciencemagazinedigital.org/sciencemagaz...
How to make your home ‘night-friendly’ #lightpollution #animalwelfare #health darksky.org/get-involved...
DarkSky’s Home Outdoor Lighting Assessment
Protecting the night starts at your front door.
darksky.org
October 10, 2025 at 8:57 AM
How to make your home ‘night-friendly’ #lightpollution #animalwelfare #health darksky.org/get-involved...
Faced with ‘the #Anti-Christ’ and ‘Armageddon’, the Christian ‘prays for new miracles, new technologies, and strange new possibilities.’ What exactly is #PeterThiel trying to tell us?https://firstthings.com/voyages-to-the-end-of-the-world/
Voyages to the End of the World - First Things
Francis Bacon dreamed of abolishing disease, natural disasters, and chance itself. He also dreamed of abolishing God.
firstthings.com
October 8, 2025 at 10:40 AM
Faced with ‘the #Anti-Christ’ and ‘Armageddon’, the Christian ‘prays for new miracles, new technologies, and strange new possibilities.’ What exactly is #PeterThiel trying to tell us?https://firstthings.com/voyages-to-the-end-of-the-world/
‘What American democracy needs now is grand experiments like those of a century ago...’ A stimulating piece with relevance beyobd the US. www.nytimes.com/2025/10/06/o...
Opinion | How to Save the American Experiment
www.nytimes.com
October 7, 2025 at 11:34 AM
‘What American democracy needs now is grand experiments like those of a century ago...’ A stimulating piece with relevance beyobd the US. www.nytimes.com/2025/10/06/o...
What the High Seas Treaty means insideclimatenews.org/news/2709202...
A Turning Point for the Ocean: What the High Seas Treaty Means - Inside Climate News
With more than 60 countries on board, the new international law will soon enter into force, ushering in the world’s first framework to conserve biodiversity across two-thirds of the ocean.
insideclimatenews.org
October 3, 2025 at 11:24 AM
What the High Seas Treaty means insideclimatenews.org/news/2709202...
Moody tortoises…new evidence that reptiles have feelings pmc.ncbi.nlm.nih.gov/articles/PMC...
Evidence of mood states in reptiles
There is increasing evidence that non-human animals experience ‘free-floating’ mood states, but such evidence is lacking in reptiles, hindering the debate as to their affective capacity and with subse...
pmc.ncbi.nlm.nih.gov
September 20, 2025 at 11:43 AM
Moody tortoises…new evidence that reptiles have feelings pmc.ncbi.nlm.nih.gov/articles/PMC...
And so are birds! | Science www.science.org/doi/10.1126/...
Categorical and semantic perception of the meaning of call types in zebra finches
Vocal communication in social animals involves the production and perception of various calls that ethologists categorize into call types based on their acoustical structure and behavioral context. Wh...
www.science.org
September 20, 2025 at 11:41 AM
And so are birds! | Science www.science.org/doi/10.1126/...
Dogs are clever! Current Biology www.cell.com/current-biol...
Dogs extend verbal labels for functional classification of objects
Fugazza et al. show that Gifted Word Learner dogs extend verbal labels to functionally
similar objects, even without perceptual similarity, during playful interactions with
their human families. Funct...
www.cell.com
September 20, 2025 at 11:40 AM
Dogs are clever! Current Biology www.cell.com/current-biol...
No, I’m not on Desert Island Discs! Recording session for BBC RADIO 4 Rare Earth on animal #migration with @willleohawkes.bsky.social @tomheap.bsky.social and @helenczerski.bsky.social Airs on Friday 19 September at 1200 GMT
September 15, 2025 at 9:46 AM
No, I’m not on Desert Island Discs! Recording session for BBC RADIO 4 Rare Earth on animal #migration with @willleohawkes.bsky.social @tomheap.bsky.social and @helenczerski.bsky.social Airs on Friday 19 September at 1200 GMT
Me too!
Very happy to be asked on Radio 4's Rare Earth today to talk all about animal (especially insect) migration alongside such great people.
The episode airs 19th September!
@tomheap.bsky.social @helenczerski.bsky.social @cuttlefisher.bsky.social
The episode airs 19th September!
@tomheap.bsky.social @helenczerski.bsky.social @cuttlefisher.bsky.social
September 9, 2025 at 8:56 PM
Me too!
Octopuses fall for the ‘rubber arm’ illusion, just like us | Science | AAAS www.science.org/content/arti...
Octopuses fall for the ‘rubber arm’ illusion, just like us
Experiment shows octopuses feel body ownership, a trait previously seen only in mammals
www.science.org
July 25, 2025 at 4:20 PM
Octopuses fall for the ‘rubber arm’ illusion, just like us | Science | AAAS www.science.org/content/arti...
Paleolithic seafaring in East Asia: An experimental test of the dugout canoe hypothesis | Science Advances www.science.org/doi/10.1126/...
Paleolithic seafaring in East Asia: An experimental test of the dugout canoe hypothesis
An experimental voyage suggested the presence of functional boats and advanced navigational skills in the Paleolithic.
www.science.org
July 9, 2025 at 7:12 AM
Paleolithic seafaring in East Asia: An experimental test of the dugout canoe hypothesis | Science Advances www.science.org/doi/10.1126/...
Paleolithic seafaring in East Asia: An experimental test of the dugout canoe hypothesis | Science Advances www.science.org/doi/10.1126/...
Paleolithic seafaring in East Asia: An experimental test of the dugout canoe hypothesis
An experimental voyage suggested the presence of functional boats and advanced navigational skills in the Paleolithic.
www.science.org
June 26, 2025 at 9:53 PM
Paleolithic seafaring in East Asia: An experimental test of the dugout canoe hypothesis | Science Advances www.science.org/doi/10.1126/...
Something lovely on show today at the #BritishMuseum
June 26, 2025 at 11:30 AM
Something lovely on show today at the #BritishMuseum
‘Science that can help to catch criminals, secure national
borders and prevent theft can also be used to monitor
political groups, suppress protest and identify battlefield
targets.’ Yes.
borders and prevent theft can also be used to monitor
political groups, suppress protest and identify battlefield
targets.’ Yes.
June 26, 2025 at 11:20 AM
‘Science that can help to catch criminals, secure national
borders and prevent theft can also be used to monitor
political groups, suppress protest and identify battlefield
targets.’ Yes.
borders and prevent theft can also be used to monitor
political groups, suppress protest and identify battlefield
targets.’ Yes.
This illusion is fascinating! Culture literally changes how we see the world | Science | AAAS www.science.org/content/arti...
Culture literally changes how we see the world
Where city dwellers see rectangles, people who live in round huts see circles
www.science.org
June 25, 2025 at 12:52 PM
This illusion is fascinating! Culture literally changes how we see the world | Science | AAAS www.science.org/content/arti...
Fascinating new research reveals that Australian #bogongmoths can steer by the light of the #stars! youtu.be/mEIZWRr5KM4?...
Flight simulator for moths reveals they navigate by starlight
YouTube video by Nature Podcast
youtu.be
June 22, 2025 at 3:56 PM
Fascinating new research reveals that Australian #bogongmoths can steer by the light of the #stars! youtu.be/mEIZWRr5KM4?...
Ban bottom trawling by emailing Minister Hardy with your thoughts.
May 29, 2025 at 9:43 PM
Ban bottom trawling by emailing Minister Hardy with your thoughts.
Before the General Election Labour promised to restore nature. Less than a year in, and the new Chancellor is leading a charge against the natural world
Email your MP to remove Part 3 of the Bill AND ask THEM to call out the Chancellor for her attack on nature wtru.st/fix-the-bill
Email your MP to remove Part 3 of the Bill AND ask THEM to call out the Chancellor for her attack on nature wtru.st/fix-the-bill
Fix the Planning Bill NOW!
Before the General Election Labour promised to restore nature. Less than a year in, and the new Chancellor is leading a charge against the natural world
Email your MP to remove Part 3 of the Bill AND ...
wtru.st
May 23, 2025 at 10:30 AM
Before the General Election Labour promised to restore nature. Less than a year in, and the new Chancellor is leading a charge against the natural world
Email your MP to remove Part 3 of the Bill AND ask THEM to call out the Chancellor for her attack on nature wtru.st/fix-the-bill
Email your MP to remove Part 3 of the Bill AND ask THEM to call out the Chancellor for her attack on nature wtru.st/fix-the-bill
When Will Spring Bird Migration Hit Its Peak? BirdCast Has Answers | Living Bird | All About Birds
April 20, 2025 at 12:37 PM
When Will Spring Bird Migration Hit Its Peak? BirdCast Has Answers | Living Bird | All About Birds
@quantamagazine.bsky.social ‘…#complexity of entities in the universe increases over time with an inexorability comparable to the second law of thermodynamics…. If they’re right, complex and intelligent #life should be widespread.’ Intriguing!
April 7, 2025 at 12:14 PM
@quantamagazine.bsky.social ‘…#complexity of entities in the universe increases over time with an inexorability comparable to the second law of thermodynamics…. If they’re right, complex and intelligent #life should be widespread.’ Intriguing!