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Should You Worry About Alcohol Causing Cancer? 05:04

Should You Worry About Alcohol Causing Cancer?

The American Society of Clinical Oncology recently released an official statement about alcohol and cancer, but the information isn't as extreme as so...

Views: 74,436 Published 16 hours ago

How to Make Plasma in Your Microwave ... With a Grape 03:53

How to Make Plasma in Your Microwave ... With a Grape

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 ...

Views: 156,084 Published 2 days ago

How Climate Scientists Predict the Future 09:13

How Climate Scientists Predict the Future

Over the years, scientists have made a lot of predictions about how Earth's climate is changing, but they don't just pull those predictions from thin ...

Views: 129,950 Published 3 days ago

What Does A Cochlear Implant Sound Like? 03:31

What Does A Cochlear Implant Sound Like?

Cochlear implants don't generate sound like a hearing aid would. Instead, they zap your cochlea. We're conducting a survey of our viewers! If you have...

Views: 207,511 Published 4 days ago

Founding An Inbreeding-Free Space Colony 05:18

Founding An Inbreeding-Free Space Colony

Thanks to 23AndMe for supporting SciShow. These kits make great gifts, so check out https://23AndMe.com/SciShow How much genetic diversity would we ne...

Views: 318,624 Published 6 days ago

Why Are Metals Shiny? 02:41

Why Are Metals Shiny?

We can all appreciate pretty shiny things, but what makes them shiny? We're conducting a survey of our viewers! If you have time, please give us feedb...

Views: 201,340 Published 7 days ago

These Pigeons Have Built-In Warning Alarms 04:55

These Pigeons Have Built-In Warning Alarms

Scientists have figured out that some birds come with built-in alarm calls in their wings We're conducting a survey of our viewers! If you have time, ...

Views: 123,253 Published 1 week ago

Where Are All the Dead Animals? 03:58

Where Are All the Dead Animals?

We are surrounded by wildlife, like pigeons and squirrels, all the time. Sadly, all those animals eventually die, but why don't we see carcasses on th...

Views: 314,152 Published 1 week ago

Fungi and Invasive Plants: SciShow Talk Show 21:24

Fungi and Invasive Plants: SciShow Talk Show

Soil ecologist Dr. Ylva Lekberg explains the connection between microscopic fungi and invasive plants, and Jessi from Animal Wonders introduces us to ...

Views: 72,994 Published 1 week ago

Do Animals Mourn Their Dead? 02:44

Do Animals Mourn Their Dead?

We can't know if or how animals understand death, but behavioral changes in some species could mean they experience something similar to human grief.

Views: 141,651 Published 2 weeks ago

3 Brand New Colors That Scientists Discovered 05:24

3 Brand New Colors That Scientists Discovered

For millennia, we mostly had to make do with natural pigments and dyes, but in the last 300 years or so, chemical synthesis has revolutionized the col...

Views: 344,906 Published 2 weeks ago

Why Do Dogs Wag Their Tails? 02:50

Why Do Dogs Wag Their Tails?

A puppy's tail wagging on the left side of their body might mean something profoundly different than wagging on the right side. We're conducting a sur...

Views: 299,398 Published 2 weeks ago

Why Is There an Opioid Crisis? 05:21

Why Is There an Opioid Crisis?

Last week, the opioid epidemic was declared a 'public health emergency' in the United States, but what are opioids, and why is the way they interact w...

Views: 310,483 Published 2 weeks ago

5 Things You Should Know About Dinosaurs 18:29

5 Things You Should Know About Dinosaurs

Here at SciShow we love digging into the subject of dinosaurs! Join Blake de Pastino, co-host and co-creator of the new series PBS Eons, as he takes y...

Views: 197,846 Published 2 weeks ago

Vampires: The Science Behind the Myth 04:13

Vampires: The Science Behind the Myth

You've heard of vampires (pale, undead, sometimes sparkly), but did you know some of these myths have basis in scientific fact? We're conducting a sur...

Views: 175,260 Published 3 weeks ago

The Next Step to a Holodeck 04:48

The Next Step to a Holodeck

This episode was produced in collaboration with and sponsored by Emerson. Click here to learn more about their We Love STEM initiative: http://bit.ly/...

Views: 256,616 Published 3 weeks ago

What Happens If You Leave Stitches in for Too Long? 03:04

What Happens If You Leave Stitches in for Too Long?

Leaving your stitches in too long can have some serious consequences. Host: Olivia Gordon We're conducting a survey of our viewers! If you have time, ...

Views: 338,033 Published 3 weeks ago

How the Krack Hack Breaks Wi-Fi Security 06:26

How the Krack Hack Breaks Wi-Fi Security

To support SciShow and learn more about Brilliant, go to https://brilliant.org/Scishow. After 14 years of going unnoticed, a vulnerability in Wi-Fi se...

Views: 310,231 Published 3 weeks ago

Quiz Show: How Well Do You Really Know the Human Body? 18:17

Quiz Show: How Well Do You Really Know the Human Body?

It's another round of Hank facing off against one of the VidCon elite—this time, Executive Vice President Colin Hickey. Will Colin's surprise expert...

Views: 100,613 Published 3 weeks ago

3 Times Science Debunked the Paranormal 00:06

3 Times Science Debunked the Paranormal

With the right questions, and careful observation, a ghost story can transform from a spooky anecdote to a scientific experiment. We're conducting a s...

Views: 294,109 Published 4 weeks ago

  • About:

    • SciShow
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    Joined 6 years ago | 2011-10-20...

    SciShow explores the unexpected. Seven days a week, Hank Green, Michael Aranda, and Olivia Gordon delve into the scientific subjects that defy our expectations and make us even more curious! Schedule: Sundays - Learn about the amazing topics we can't quite make a stand-alone show about in SciShow List Show! Mondays - Tune in for a short Dose about our weird world. Tuesdays - Find answers to our most asked Quick Questions. Wednesdays - Hank or Michael dives deep into a long-form Infusion episode, or an unscripted talk show or quiz show with a guest! Thursday - Another new dose about the wonders of the world. Fridays - Learn the latest in science News. Saturdays - Get your quick questions answered! Don't forget to check out our sister-channels SciShow Space, SciShow Psych, and SciShow Kids!

    • SciShow
    • SUBSCRIBERS: 4,573,888
    • View count: 753,549,298
    • VIDEOS: 1,410