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97,303 results
One of the best ways of studying bacteria is to grow them on a petri dish, but only a tiny percentage of bacterial species will grow ...
231,479 views
11 days ago
Humans eat a lot of different animals, but almost none of them are carnivores - why? LEARN MORE ************** To learn more ...
1,915,869 views
1 month ago
It's not just how much you take in; it's how fast your body can purge it. LEARN MORE ************** To learn more about this topic, ...
329,606 views
2 years ago
LEARN MORE ************** To learn more about this topic, start your googling with these keywords: Hyperthermia: a medical ...
889,002 views
3 years ago
Volcanoes might seem like an unstoppable force of nature - but there is at least one OTHER force on Earth that seems to be able ...
684,909 views
1 year ago
By overcounting how much carbon their forests suck up, and undercounting how much carbon their industries release, countries ...
503,786 views
Female mammals make milk, a cocktail of filtered blood, to provide their babies with vital nutrients. LEARN MORE ************** To ...
2,270,273 views
6 years ago
The urushiol molecules in poison ivy have the ability to trigger a harmful immune response in most people because the immune ...
426,453 views
On the Internet, koalas get an unnecessary amount of hate, so let's debunk some of the most pervasive koala myths! Featuring ...
276,696 views
11 months ago
Coral reef fish get away with being colorful thanks to a weird quirk of underwater optics. LEARN MORE ************** To learn ...
600,651 views
Sharks wouldn't be known for their fierce teeth today if it weren't for their ancient scales. LEARN MORE ************** To learn ...
401,254 views
LEARN MORE ************** To learn more about this topic, start your googling with these keywords: Convergent evolution: the ...
779,239 views
This video was made in partnership with Gates Ventures. Energy use can be confusing – I mean, how do you compare gasoline in ...
369,197 views
A broken bone might seem worse than a sprain, but you'll get over it much more quickly. LEARN MORE ************** To learn ...
3,300,211 views
Nutrition during the first few years of life has a huge impact on adult height, and since nutrition has been getting better over time, ...
895,115 views
Because smaller animals have to eat more relative to their bodyweight, Tolkein's hobbits need to eat a lot - not for comfort, but for ...
296,042 views
When we say a meme goes “viral,” we aren't actually saying it's making people sick. But the math behind a meme's spread ...
75,628 views
2 weeks ago
One of Earth's biggest cells is one you're probably really familiar with. See what we're cooking up over at our BRAND-NEW ...
256,999 views
In the future, humans will likely die of a very different suite of causes than we do now, thanks to advances in healthcare, an aging ...
204,780 views
10 months ago
58,000 views
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The way we experience seasons don't necessarily line up with how they're technically defined - here's why. LEARN MORE ...
291,085 views