TED Talks
Carole Cadwalladr: Facebook's role in Brexit -- and the threat to democracy
In an unmissable talk, journalist Carole Cadwalladr digs into one of the most perplexing events in recent times: the UK's super-close 2016 vote to leave the European Union. Tracking the result to a barrage of misleading Facebook ads...
SciShow
Why Do Some Farts Smell So Bad?
Sometimes your farts stink, and sometimes they don't—and it's not because of methane.
SciShow
How to Definitely Get a Hangover
Unfortunately, we don’t know how to cure hangovers yet. However, we DO know a lot more about how to make sure you wake up with a hangover. Avoiding some of these behaviors could help you feel better the morning after.
SciShow
Why’d the Ocean Stop Getting Saltier?
If salty water is constantly spilling into the world’s oceans, does that mean they are getting saltier by the day?
TED-Ed
TED-Ed: How does your body process medicine? - Celine Valery
Have you ever wondered what happens to a painkiller, like ibuprofen, after you swallow it? Medicine that slides down your throat can help treat a headache, a sore back, or a throbbing sprained ankle. But how does it get where it needs to...
TED-Ed
TED-Ed: Where we get our fresh water - Christiana Z. Peppard
Fresh water accounts for only 2.5% of Earth's water, yet it is vital for human civilization. What are our sources of fresh water? In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and...
SciShow
SPF Doesn't Mean What You Think It Means
SPF seems pretty simple. Find a high number, rub some on your nose, and you're ready for some sunshine. Unfortunately the science behind it is a little more complicated.
Bozeman Science
Thinking in Matter - Level 4 - Conservation of Matter
In this video Paul Andersen shows conceptual thinking in a mini-lesson on the conservation of matter. TERMS Matter - physical substances Atoms - the basic unit of elements Conservation - the quantity of a physical quantity remains...
TED Talks
Joanne Chory: How supercharged plants could slow climate change
Plants are amazing machines -- for millions of years, they've taken carbon dioxide out of the air and stored it underground, keeping a crucial check on the global climate. Plant geneticist Joanne Chory is working to amplify this special...
TED Talks
Loretta Napoleoni: The intricate economics of terrorism
Loretta Napoleoni details her rare opportunity to talk to the secretive Italian Red Brigades -- an experience that sparked a lifelong interest in terrorism. She gives a behind-the-scenes look at its complex economics, revealing a...
TED Talks
TED: How to restore a rainforest | Willie Smits
By piecing together a complex ecological puzzle, biologist Willie Smits believes he has found a way to re-grow clearcut rainforest in Borneo, saving local orangutans — and creating a thrilling blueprint for restoring fragile ecosystems....
SciShow
Brain vs. Computer
The brain of luchador Hanko wants to take on the worlds fastest supercomputer, "K," in a cage match for bragging rights - which one is the most impressive information processor?
SciShow
How Quantum Mechanics Affects Your Life
While you might not think about quantum mechanics being part of your everyday life, it turns out that it might play a role in some of the most familiar things, from the sunlight in the trees to the nose on your face! Chapters View all...
TED-Ed
TED-ED: Why is ketchup so hard to pour? - George Zaidan
Ever go to pour ketchup on your fries-and nothing comes out? Or the opposite happens, and your plate is suddenly swimming in a sea of red? George Zaidan describes the physics behind this frustrating phenomenon, explaining how ketchup and...
SciShow
Will the Opportunity Rover Survive This Dust Storm?
The global dust storm on Mars is threatening the Opportunity rover and the wind on Venus might be changing the length of its days.
SciShow
GRACE Mission Data Informs Climate Science: Getting Beyond the Spin About Sea-Level Rise
Hank sets the record straight on some of the findings of NASA's GRACE mission and how they relate to predictions about sea level rise and climate change.
SciShow
Why Does the Cold Make You Pee?
Not everyone gets a winter as cold (or at the same time) as we do at SciShow, but no matter where you live, you may have wondered why venturing out into the cold often makes you have to pee more often.
Bozeman Science
Communities
Paul Andersen explains the major classification terms in ecology and how a community can be measured by species composition and species diversity. The symbiosis of leaf cutter ants is included. The podcast ends with a discussion of...
Bozeman Science
Mitochondria: The Powerhouse of the Cell
In this video Paul Andersen explains how the mitochondria generates energy for the cell through aerobic respiration. He also explains how research into the organelle has shown its importance in eukaryotic evolution.
TED Talks
TED: How jails extort the poor | Salil Dudani
Why do we jail people for being poor? Today, half a million Americans are in jail only because they can't afford to post bail, and still more are locked up because they can't pay their debt to the court, sometimes for things as minor as...
Be Smart
Why Nature Loves Hexagons (featuring Infinite Series!)
From spirals to spots to fractals, nature is full of interesting patterns. Many of these patterns even resemble geometric shapes. One of the most common? Hexagons. Why do we see this six-sided shape occur so many times in nature? This...
TED-Ed
TED-Ed: How to take a great picture - Carolina Molinari
Have you ever looked at your camera and wondered what all of those buttons actually do? For manual photography, the aperture, shutter speed and ISO sensitivity can all be manipulated to get just the right amount of light. Carolina...
TED Talks
Colin Camerer: When you're making a deal, what's going on in your brain?
When two people are trying to make a deal -- whether they’re competing or cooperating -- what’s really going on inside their brains? Behavioral economist Colin Camerer shows research that reveals how badly we predict what others are...
SciShow
Why Are Belly Flops So Painful
You botched your forward double somersault and biffed it hard on the water. Why does it have to hurt so bad?