TED Talks
Susan Shaw: The oil spill's toxic trade-off
Break down the oil slick, keep it off the shores: that's grounds for pumping toxic dispersant into the Gulf, say clean-up overseers. Susan Shaw shows evidence it's sparing some beaches only at devastating cost to the health of the deep sea.
Amoeba Sisters
Protein Structure and Folding
After a polypeptide is produced in protein synthesis, it's not necessarily a functional protein yet! Explore protein folding that occurs within levels of protein structure with the Amoeba Sisters! Primary, secondary, tertiary, and...
Crash Course
The Future of Artificial Intelligence
Today, in our final episode of Crash Course AI, we're going to look towards the future. We've spent much of this series explaining how and why we don't have the Artificial General Intelligence (or AGI) that we see in the movies like...
TED Talks
TED: The global food waste scandal | Tristram Stuart
Western countries throw out nearly half of their food, not because it’s inedible -- but because it doesn’t look appealing. Tristram Stuart delves into the shocking data of wasted food, calling for a more responsible use of global resources.
SciShow
NASA's Next Target: Earth
SciShow Space News tells you about NASA's latest launch -- the first mission dedicated to measuring carbon dioxide in the atmosphere -- and gives you a primer on what the June solstice really is!
TED-Ed
TED-Ed: Jeff Leek and Lucy McGowan: This one weird trick will help you spot clickbait
Health headlines are published every day, sometimes making opposite claims from each other. There can be a disconnect between broad, attention-grabbing headlines and the often specific, incremental results of the medical research they...
SciShow
The Truth About Chocolate and Your Health
There are claims floating around that chocolate might actually be good for you, and SciShow is here to help separate fact from fiction.
TED Talks
Richard Weller: Could the sun be good for your heart?
Our bodies get Vitamin D from the sun, but as dermatologist Richard Weller suggests, sunlight may confer another surprising benefit too. New research by his team shows that nitric oxide, a chemical transmitter stored in huge reserves in...
SciShow
A Blood Test for Cancer
Since many cancers don’t have symptoms early on, they may go unnoticed until they are at an advanced stage. But that is changing, thanks to a newer, non-invasive tool.
SciShow
Does a Strong Immune System Make Colds Worse?
Not everyone who is infected by a cold virus actually shows symptoms. In fact, people who seem to experience symptoms like a sore throat and stuffy nose more often may actually have more robust immune systems!
Amoeba Sisters
Biological Levels in Biology: The World Tour
The Amoeba Sisters tour through the biological levels of organization: cells, tissues, organs, organ systems, organism, population, community, ecosystem, biome, biosphere! Table of Contents: 00:00 Intro 0:44 Cells 1:42 Tissues 1:51...
SciShow
Impulse Buying: Why You Buy Stuff You Don’t Need
You may have noticed that checkout lines often have whozits and whatzits galore, but your opinion of them mostly depends on how a couple different regions of your brain work.
Bozeman Science
Reversible Reactions
In this video Paul Andersen describes how reversible reactions achieve equilibrium as reactants are converted to products and products are converted to reactants. A model shows how forward reaction rates and reverse reactions rates...
SciShow
If You’re Reading This, You’ve Reshaped Your Brain
With hard work and perseverance, we can change the way we process the world, and if you’ve learned how to read, you’ve successfully re-trained an entire area of your brain!
SciShow
Do Spicy Food Lovers Live Longer?
Spicy food is delicious, but how does it affect our health?
SciShow
Why Can’t I Remember My Dreams?
Everyone has dreams, but some people are better at remembering them than others. Scientists aren't sure why we dream, but remembering them has a lot to do with the activity in your brain, and with how well you sleep.
TED-Ed
TED-Ed: How stress affects your brain - Madhumita Murgia
Stress isn't always a bad thing; it can be handy for a burst of extra energy and focus, like when you're playing a competitive sport or have to speak in public. But when it's continuous, it actually begins to change your brain. Madhumita...
SciShow
Can Exercise Treat Depression?
There are lots of good reasons to exercise, but it can also make you feel happier.
SciShow
Your Microbiome and Your Brain
We've talked about the trillions of microbes inside you before, but we're learning that these little creatures may have more influence than you thought!
TED-Ed
TED-Ed: How does your smartphone know your location? - Wilton L. Virgo
GPS location apps on a smartphone can be very handy when mapping a travel route or finding nearby events. But how does your smartphone know where you are? Wilton L. Virgo explains how the answer lies 12,000 miles over your head, in an...
SciShow
Your Pee is Pollution
Ever wonder what happens after you flush? You should, because your pee is causing problems! Hank talks about how, and why, human waste is having weird effects on the natural world. We're talking homicidal fish and hermaphroditic frogs...
TED-Ed
TED-ED: What does the pancreas do? - Emma Bryce
Beneath your ribs, you'll find, among other things, the pancreas -- an organ that works a lot like a personal health coach. Emma Bryce explains how this organ controls your sugar levels and produces a special juice that releases the...
TED Talks
Eric X. Li: A tale of two political systems
It's a standard assumption in the West: As a society progresses, it eventually becomes a capitalist, multi-party democracy. Right? Eric X. Li, a Chinese investor and political scientist, begs to differ. In this provocative,...
Bozeman Science
Magnetic Dipole Moment
The magnetic dipole moment is the torque experienced by a material placed in a magnetic field. The magnetic dipole is an intrinsic property at the magnet, domain, atom, and electron level. A magnetic dipole creates magnetic fields that...