Category Archives: Science

Nature’s smallest factory: The Calvin cycle – Cathy Symington

View full lesson: http://ed.ted.com/lessons/nature-s-sm… A hearty bowl of cereal gives you the energy to start your day, but how exactly did that energy make its way into your bowl? It all begins with photosynthesis, the process that converts the air … Continue reading →

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Why Does Being in the Sun Make You So Tired?

The beach is nice, but why does spending time out in the sun leave us feeling so exhausted? Hosted by: Hank Green

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Incredible Trilobite Fossil Reveals It Had Hundreds Of Eyes | IFL Science

A fossilized trilobite dating back 390 million years has revealed some unnerving secrets about the large marine arthropods – they had eyes unlike any other By Jack Dunhill 04 OCT 2021, 15:46 A fossilized trilobite dating back 390 million years has revealed some unnerving … Continue reading →

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Oxygen Is Killing You | Answers With Joe

[…] In today’s video, I explore the process of respiration, how it’s weirdly similar to fire, and why we rely on one of the most corrosive elements in the universe to survive. It gets weirdly existential. […]

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How Your Gut Influences Your Mental Health: It’s Practically a Second Brain | Dr. Emeran Mayer

How Your Gut Influences Your Mental Health: It’s Practically a Second Brain New videos DAILY: https://bigth.ink Join Big Think Edge for exclusive video lessons from top thinkers and doers: https://bigth.ink/Edge […]

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The Amazing Hidden Liquid World That Lies Beneath Antarctica

[…] Sources: Whitehouse, David, Russia Abandons Ice Station Vostok, BBC News, March 4, 2003, http://news.bbc.co.uk/2/hi/science/na… Vostok Station, http://www.aari.aq/stations/vostok/vo… Studinger, Michael, Subglacial Lake Facts, https://web.archive.org/web/201201021… Appeal to the Duma on Lake Vostok, Antarctica, The Antarctic and Southern Ocean Coalition, April 14, … Continue reading →

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These Superpowered Animals Use Your 5 Senses, But Better

[…] Many animals use the same five senses as we do, but these creatures take that beyond the next level. Hosted by: Michael Aranda […]  

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Is there a symmetry between metacognition and mindreading? | Aeon Essays

Tokyo, 1996. Photo by Harry Gruyaert/Magnum Knowing the content of one’s own mind might seem straightforward but in fact it’s much more like mindreading other people   In 1978, David Premack and Guy Woodruff published a paper that would go … Continue reading →

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The Science of Dank Memes

Since you’re on YouTube, you probably know what a meme is; but what is it really and how does it go viral? Hosted by: Olivia Gordon […]

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How firefly flashes illuminate the physics of complex systems | Aeon Essays

Solving the mystery of how and why fireflies flash in time can illuminate the physics of complex systems In the still of the Tennessee night, my colleagues and I are watching thousands of dim little orbs of light, moving peacefully … Continue reading →

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What Do Our Brains Do When We’re Dreaming?- with Mark Solms

Sigmund Freud was the first scientist to support the popular notion that dreams are meaningful. Fifty years later, the discovery of REM sleep thoroughly discredited the notion. Watch the Q&A: https://youtu.be/SgdbguclqSk Mark’s latest book “The Hidden Spring” is available now: … Continue reading →

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How we see photons: Phototransduction

Vision begins when a special molecule absorbs a photon, and our eyes are sensitive enough to allow us to detect changes to individual molecules in a cell. This requires amplification of a tiny signal to produce an electrical response large … Continue reading →

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