2:17 What Does "A 50% Chance of Rain" Actually Mean? Your friendly local weather person says there's a 10% chance it will rain today, so you throw on your flip-flops and head out to enjoy a beautiful day. Next thing you know, you're running through p...
4:50 More Clues to the Oldest Fossils Ever New evidence suggests some fossils as the oldest known sign of life on Earth, and scientists may have a way to speed up the process of carbon neutralization in the ocean!If you liked this video, ...
4:41 Slime Mold: A Brainless Blob that Seems Smart Slime molds look gross and... not smart, but they definitely seem to communicate and plan even without neurons. Michael explains the science behind these clever eukaryotes.For 10% off Squarespace...
4:53 The Invisible Line in the Indian Ocean There’s an invisible line between two groups of islands in the Indian Ocean with two totally different animal populations. It took three branches of science to figure out why it exists.Hosted by:...
2:46 Why do we Have Earwax? No Judging: At one point you've probably put a finger in your ear and dug out some rather unsightly ear wax, but why does your body produce this yellowy substance in the first place?Hosted by: Mi...
4:16 Lime Disease: How a Fruity Drink Can Give You a Rash Furanocoumarins, the evolutionary weapons of certain plants (including limes), can ruin your vacation, or cause caterpillars to curl leaves. Find out why in this episode of SciShow!More about fur...
5:19 Terpenes: The Most Common Language in the World The most popular language on earth isn’t spoken, it’s smelled. Those smells are made up of terpenes, a multipurpose class of chemical compounds. Hosted by: Olivia Gordon
3:03 Why Do Earthworms Come Out After It Rains? Scientists come up with lots of possible reasons why rain triggers earthworms mysterious behavior: popping out of the soil and getting stranded on the ground.Hosted by: Olivia Gordon
5:32 Should You Worry About Antarctica's New, Massive Iceberg? How concerned are scientists about the Larson C ice shelf calving its most recent iceberg? Archeologists have also found new evidence that confirms earlier dates for the existence of ancient Austra...
26:08 Conservation Genomics and Kizmit the Porcupine: SciShow Talk Show Brit Garner, host of SciShow Psych, talks about the research she's doing in conservation genetics/genomics, and Jessi from Animal Wonders shows off an African crested porcupine!Hosted by: Hank Gr...
2:13 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?Hosted by: Michael Aranda
5:18 The Fog That Killed 12,000 People How can smog affect the life expectancy of people? Scientists have investigated the causes and repercussions of The Great Smog of London in 1952, and continue to study the effects of air pollution ...
4:14 Viroids: Possibly the Smallest Pathogens on Earth Potato spindle tuber disease wasn't a life-or-death situation, but it led to the discovery of viroids: infectious, replicating bits of RNAHosted by: Michael Aranda
2:15 Why Do Cat Eyes Glow in the Dark? Those eerie shining orbs staring at you from the bushes when you take the trash out at night could be any number of animals, but why do their eyes glow like that?Hosted by: Michael Aranda
5:50 Meet CERN's New Particle: A Double-Charm Baryon! This week, CERN announced a new particle that will help further understanding of the fundamental forces, and a simulation of ancient creatures may give us a clue as to how life grew beyond the micr...
8:41 4 Buildings Too Awesome to Be Real (For Now) Humans take up a lot of space, but engineers are already coming up with some amazing solutions for the future.Hosted by: Hank Green
3:22 Can Plants Get Sunburned? Plants need sunlight to live, but they also need to block the sun's more harmful rays. Plants can't put on sunscreen or find shade, so how do they avoid getting a gnarly sunburn?
4:01 3 Ways Your Sun Protection Can Backfire People have a lot of ideas about how they can protect themselves from the sun’s ultraviolet radiation, but many of those ideas just don’t hold up, and some make things worse!Hosted by: Hank Green...
3:49 Why Peeing in the Pool Could Be Dangerous | Disinfection By-Products It’s kind of a pain to get out of the pool just to use the bathroom, plus chlorine is a disinfectant so it is fine to pee in the pool, right? Well, it turns out that might give you some health issu...
3:15 What Does SPF Mean? Sunscreen comes in different levels of SPF, or sun protection factor, but what does that mean for your skin and the ultraviolet radiation hitting it? Olivia explains the science of SPF.Hosted by...
4:24 An Update on Boaty McBoatface! It turns out the name Boaty McBoatface didn't go to waste, and the submersible now bearing the name has returned from its first mission! Also, the diversity of frogs we see today may have arisen mo...
15:17 Sunburns, Sunbeams, and Sunspots: A Summer Compilation We're enjoying the summer here in Montana, and to help celebrate we thought we'd put together a compilation of our favorite sun-related episodes from our past. Don't worry, you won't need sunglasse...
2:44 White Sand Beaches: You're Sunbathing on Fish Poop Find out how parrotfish, zooxanthellae, calcium carbonate (aragonite), and poop combine to make the white sandy beach sunbathers love.Get your own SciShow Beach Towel: https://store.dftba.com/pro...
2:39 Why Do Your Eyes Get Red in the Pool? It's not just chlorine that irritates your eyes in a pool. It's actually something a lot more disgustingGet your own SciShow Beach Towel: https://store.dftba.com/products/scishow-beach-towel
2:50 What Did Dinosaurs Really Sound Like? You probably remember the T.rex’s iconic roar from Jurassic Park, but it turns out that dinosaurs actually didn't sound that ferocious.If you liked this video, check out more videos about natural...
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