Happy New Years! Ring in the new year the right way....by learning all about alcohol!

The Science of Hangovers
0:35
Does Alcohol Kill Brain C
ells? 3:42
Does Alcohol Keep
You Warm? 5:46
Why Does Alcohol Burn Whe
n...

If you've ever had a little cut or scratch, you know it doesn't take long for it to heal! But do you know how different parts of your body work together to fix you up good as new when you're hurt?

Hank and the gang return with SciShow Quiz Show, where Sci Show's resident geniuses compete to win prizes for our subscribers!

A new report on climate change is pretty grim, but there is still a little hope.

We’ve sent more spacecraft to Mars than any other planet, but around half of the probes that have ever attempted to explore Mars have either crashed or disappeared.

Lizards tend to scurry around in short bursts rather than running long distances, and the reason why might be nearly as old as life on land.

Curious why you can't donate platelets after taking aspirin? Wonder no more!

The term "gaslighting" has gained popularity in recent years, but what exactly does it entail?

How is the chemical energy of gasoline transformed into kinetic energy of a moving car? And where does that kinetic energy go when the car crashes into something and stops moving?

Daniel Goleman, author of "Emotional Intelligence," asks why we aren't more compassionate more of the time.

Death, a kindly gentleman riding in a horse carriage, comes to collect a woman for her journey to the afterlife. So begins Emily Dickinson's poem "Because I could not stop for Death," an exploration of both the uncertainties of death and...

The good news is that your experimental robo-ants are a success. The bad news is that you accidentally gave them the ability to shoot deadly lasers . . . and you can't turn it off. Can you stop them from escaping their habitat before the...

Be the hit of your party and learn how to pour the perfect beer-- (with the additional party trick of knowing the chemistry behind why, of course!)

With the Zika virus in the news, some people have wondered why we don't just kill them ALL.

You've probably heard that some types of light, like the kind that comes from your phone or laptop, can be bad for your sleep if you use them too close to bedtime. But let's be real, nighttime is the best time to binge TV, so are we...

Lies are more engaging online than truth, says former CIA analyst, diplomat and Facebook employee Yaël Eisenstat. "As long as [social media] algorithms' goals are to keep us engaged, they will feed us the poison that plays to our worst...

Physicist Patricia Burchat sheds light on two basic ingredients of our universe: dark matter and dark energy. Comprising 96% of the universe between them, they can't be directly measured, but their influence is immense.

Squeaks got hurt playing outside and had to get stitches! Jessi explains what happens at the doctor's office and how stitches help us heal!

Hank tells us how some gamers are outperforming sophisticated computer programs to help solve the puzzle of protein folding and to assist scientists in finding better treatments for HIV/AIDS, cancer, and Alzheimer's.

Architecture student Magnus Larsson details his bold plan to transform the harsh Sahara desert using bacteria and a surprising construction material: the sand itself.

Researchers think the virus behind COVID-19 may have multiple ways into cells—which could help us understand how it behaves.

Most of us are hoping that any nuclear threats are just empty threats, and getting at the facts about ICBMs can be difficult. But what would actually happen if someone launched a nuclear weapon?

For thousands of years, sailors have been telling stories of a mysterious phenomenon called dead water. Even after scientists figured out why it happens, it still affects swimmers today.

Anger researcher Ryan Martin draws from a career studying what makes people mad to explain some of the cognitive processes behind anger -- and why a healthy dose of it can actually be useful. "Your anger exists in you ... because it...