The COVID-19 pandemic hasn’t just affected us. It’s also affected the weather. And this turns out to be a lucky natural experiment to help us understand how much we influence the world around us.

The temperature drops and you're more likely to get a cold: Is this correlation or causation?

Another aging rock star, another baby, does age have any affect on sperm, or are these little swimmers seemingly viable until death?

This video is about how life arose and what its main function or purpose in the universe seems to be. Thanks to Sean Carroll for collaborating on it!



This video is about how life arose and...

Scientists have had to come up with some extreme ways to generate the extreme pressures needed to simulate the conditions at the cores of planets!

Some people might bemoan the inevitable onset of the meat sweats after a particularly meaty meal, but this phenomenon may not be as inevitable—or real—as we're led to believe.

Failed at keeping your resolutions in the past? Psychologists have some insights and advice for you to stick to them this year.

Filmmaker Penelope Jagessar Chaffer was curious about the chemicals she was exposed to while pregnant: Could they affect her unborn child? So she asked scientist Tyrone Hayes to brief her on one he studied closely: atrazine, a herbicide...

ISIS, Hezbollah, Hamas. These three very different groups are known for violence — but that’s only a portion of what they do, says policy analyst Benedetta Berti. They also attempt to win over populations with social work: setting up...

In this video Paul Andersen explains how Le Chatelier's Principle can be used to predict the effect of disturbances to equilibrium. When a reversible reaction is at equilibrium disturbances (in concentration, temperature, pressure,...

The newest 8K TVs have 33 million pixels - but can you even see that many?

You might have experienced those bizarre and emotionally intense dreams when you have a fever, but what are those?

Why do people feel so miserable and disengaged at work? Because today's businesses are increasingly and dizzyingly complex -- and traditional pillars of management are obsolete, says Yves Morieux. So, he says, it falls to individual...

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

If salty water is constantly spilling into the world’s oceans, does that mean they are getting saltier by the day?

Cognitive researcher Nancy Etcoff looks at happiness -- the ways we try to achieve and increase it, the way it's untethered to our real circumstances, and its surprising effect on our bodies.

Are you someone who likes to hit the snooze button four or five times before waking up? Do you have to be physically pulled out of bed every morning? Do you ever wonder if that's normal and healthy? Well, this episode is for you!

SciShow News delves into the history of marine animals and finds that they’re getting bigger, and unlocks the secret of how cannabis creates one of its most medically useful effects.

Reid Reimers expands your mind with an explanation of white holes -- celestial objects that almost definitely are not real things that can be found in nature. Except, we might have actually seen one.

Some people tout the health and productivity benefits of cold showers, but how much do they really do?

Every spring, around 20% of the population enters the season of sniffles, and some years are worse than others. But lately, there just don’t seem to be any better years because the different effects of climate change seem to be working...

The sensation of time slowing down during intense situations is a commonly reported phenomenon, but what's actually going on?

Not everyone gets a winter as cold (or at the same time) as we do at SciShow, but no matter where you live, you may have wondered why venturing out into the cold often makes you have to pee more often.

The beach is nice, but why does spending time out in the sun leave us feeling so exhausted?