SciShow
News Bummers Poison Fog Sad Sperm & SAM
Hank loves science because it helps us appreciate the world more, but not everything that science does makes him happy - reports of poison fog on the West coast of the United States; dramatic decreases in sperm counts; and a lack of...
SciShow
7 Extreme Animal Moms
From changing diapers to cleaning up vomit, human parents can have it tough, but at least they don't have to incubate their babies under their skin or liquify their own guts to feed their brood like these animal moms do! In honor of...
SciShow
Why Does the Ocean Smell Like That?
What gives the ocean its distinct, sometimes pungent smell? It turns out the answer is more than just dead fish or salt: it’s the scent of tons of phytoplankton being munched on!
TED Talks
Peter Ward: A theory of Earth's mass extinctions
Asteroid strikes get all the coverage, but "Medea Hypothesis" author Peter Ward argues that most of Earth's mass extinctions were caused by lowly bacteria. The culprit, a poison called hydrogen sulfide, may have an interesting...
TED Talks
TED: New rules for rebuilding a broken nation | Paul Collier
Long conflict can wreck a country, leaving behind poverty and chaos. But what's the right way to help war-torn countries rebuild? At TED@State, Paul Collier explains the problems with current post-conflict aid plans, and suggests 3 ideas...
TED Talks
William Kamkwamba: How I built a windmill
When he was just 14 years old, Malawian inventor William Kamkwamba built his family an electricity-generating windmill from spare parts, working from rough plans he found in a library book.
SciShow
Victorian Pseudosciences: Solving Murders with Eyeballs
In the 1800s, Wilhelm Kuhne created an image of a window from the eyes of a rabbit. Was this technology applicable to humans?
TED Talks
TED: A forgotten Space Age technology could change how we grow food | Lisa Dyson
We're heading for a world population of 10 billion people -- but what will we all eat? Lisa Dyson rediscovered an idea developed by NASA in the 1960s for deep-space travel, and it could be a key to reinventing how we grow food.
SciShow
How Volcanoes’ Music Could Help Us Predict Them
You might not think of volcanoes as particularly musical, but they do actually generate infrasound! And scientists may be able to use that sound to help predict when a volcano is about to erupt.
TED-Ed
TED-Ed: What's a smartphone made of? - Kim Preshoff
As of 2018, there are around 2.5 billion smartphone users in the world. If we broke open all the newest phones and split them into their component parts, that would produce around 85,000 kg of gold, 875,000 of silver, and 40,000,000 of...
SciShow
Why Scurvy Shouldn't Exist
Many a joke has been made about scurvy and pirates, but it’s a serious disease caused by a lack of Vitamin C that still affects people around the world today. What’s wild, though, is that it shouldn’t exist - our distant ancestors used...
SciShow
Why Fava Beans Can Kill You
For some people, fava beans can be deadly. What is it about this little legume that makes it so?
SciShow
One Way to Deal With CO2? Reuse It
Is there any better way to create new energy than to make it out of consumed energy sources?
TED-Ed
TED-ED: How do birds learn to sing? _ Partha Mitra
A brown thrasher knows a thousand songs. A wood thrush can sing two pitches at once. A mockingbird can match the sounds around it - including car alarms. These are just a few of the 4,000 species of songbirds. How do these birds learn...
Bozeman Science
LS1B - Growth and Development
Paul Andersen answers the following question: How do organisms grow and develop?
SciShow
How to Take a Picture of a Black Hole - SciShow News
For the first time ever we have visual confirmation that black holes actually exist and we got it with a telescope the size of our planet.
SciShow
Why Sexy Is Sexy
Hank delves into the scientific reasons behind why we are attracted to the people we're attracted to. It's complicated.
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.
TED Talks
Ashraf Ghani: How to rebuild a broken state
Ashraf Ghani's passionate and powerful 10-minute talk, emphasizing the necessity of both economic investment and design ingenuity to rebuild broken states, is followed by a conversation with TED curator Chris Anderson on the future of...
SciShow
3 Odd Facts About Pigeons
They're probably the most successful birds in the history of birds. But what do you really know about pigeons? Hank shares three weird facts about the birds, from their amazing chick-raising trick to their history of heroism in wartime.
Be Smart
The Surprising Places We Waste Energy
We use a LOT of energy, but we waste a lot too. Where that waste happens might surprise, you though. We don't just waste energy when we leave the lights on or the thermostat cranked down too low. It happens at the dinner table and the...
TED Talks
TED: The beautiful tricks of flowers | Jonathan Drori
In this visually dazzling talk, Jonathan Drori shows the extraordinary ways flowering plants -- over a quarter million species -- have evolved to attract insects to spread their pollen: growing 'landing-strips' to guide the insects in,...
SciShow
6 Delightfully Goth Animals
When you see a black cat, you might think of witches and goth bands, but they're also a great example of a melanistic animal, and they're not the only ones! Chapters MELANISTIC ANIMAL 0:24 PYGMY GRASSHOPPERS 0:48 BLACK PANTHERS 1:53...