American chestnut trees were all over the US at the end of the 19th century until the fungus wiped most of them out. Scientists have been trying to figure out ways to bring those endangered American chestnuts back to their former glory.

Have you ever wondered how your ears work? In this delightful and fascinating talk, biophysicist Jim Hudspeth demonstrates the wonderfully simple yet astonishingly powerful mechanics of hair cells, the microscopic powerhouses that make...

Tech columnist David Pogue shares 10 simple, clever tips for computer, web, smartphone and camera users. And yes, you may know a few of these already -- but there's probably at least one you don't.

This week, we've got new info about the strange-looking Tully Monster, and a report on a fish that was able to self-fertilize.

Fat cells don't often receive praise in everyday life, but they probably deserve more credit, as they might be healing our wounds.

A meteorite crashed into earth!!!! This wasn't the first time and it won't be the last, but it is the first time such an event was captured by SO MANY CAMERAS! But besides providing the world with some hilarious, frightening, and amazing...

Hank tells us three surprises about human DNA which we learned because of the Human Genome Project.

This week's SciShow News finds Hank up to his elbows in weird disorders and strange behaviors, including a chemical that makes men stay faithful, new insights into what makes some behavior contagious, and the truth about a disease that...

Scorpion venom and insect poison sound really deadly, but scientists are increasingly turning them into medical treatments that save millions of lives. Chapters CAPTOPRIL 1:18 SOUTH AMERICAN PIT VIPER Credit: Renato Augusto Martins 1:33...

We all know that we need things like water and oxygen to live, but what happens when you get too much of a good thing?

In this collection of classic MinuteEarth videos, we answer the question "why are you the way that you are?"

There are many fossils that challenge our ability to form even the most basic idea of how a living thing looked, or lived, or functioned. One of the longest-running of these mysteries involved a 270-million-year-old sea creature called...

There’s more to DNA than just the double helix we know and love: under some conditions this familiar molecule can take on unfamiliar forms, each of which can have a different impact on our health.

Drew Curtis, the founder of fark.com, tells the story of how he fought a lawsuit from a company that had a patent, "...for the creation and distribution of news releases via email." Along the way he shares some nutty statistics about the...

Military leaders have known for millennia that the time to prepare for a challenge is before it hits you, says scientist and retired US Navy officer David Titley. He takes us from the humanitarian catastrophe in Syria to the icy shores...

Unlike measles, Influenza requires a fresh shot of vaccines every year. But why?

There's a lot we don't understand about autism spectrum disorder, but this week scientists announced that they may have found a link between the disorder and elevated hormone levels.

Contents:<br/>
0:0<br/>0 - The Bug
3:31 - How the best<br/> first guess is chosen
8:54 - Does this ruin the game?

Camels are so well adapted to the desert that it's hard to imagine them living anywhere else. But what if we have them pegged all wrong? What if those big humps, feet and eyes were evolved for a different climate and a different time? In...

Physicist Steven Cowley is certain that nuclear fusion is the only truly sustainable solution to the fuel crisis. He explains why fusion will work -- and details the projects that he and many others have devoted their lives to, working...

It’s so easy to forgive a dog, especially when they start with those puppy dog eyes. As it turns out, those puppy dog eyes and the effect they have are no accident and the result of centuries of domestication.

Hank examines the zoological definition of monogamy, as well as some other breeding strategies that animals use.

During long, cold winters in medieval Europe, church organs grew gray, sickly-looking circles that spread over their pipes. People back then believed that this was the work of the devil, but as it turns out, it’s just some pretty simple...

You’ve probably seen the videos on YouTube turning grapes into fireballs in the microwave. Well, there’s a pretty cool scientific explanation for why a grape is perfect for making plasma.