Scientists have had a variety of hypotheses about how chemical stress can affect DNA to cause aging, but a new study has just shown the process in action. Hosted by: Hank Green

A new healing gel helped mice regrow brain tissue after a stroke, and scientists suspect someone out there is producing a bunch of ozone-destroying CFCs in defiance of an international agreement! Hosted by: Hank Green

The world of animal flight is a fascinating one—join us for a fun SciShow compilation all about birds, bats, and some species you might not expect!

People like to say all kinds of things about protein – like, you need to eat lots of it to build muscle and lose weight. The truth is, the science of protein and how your body uses it is much more complicated than that. Hosted by: Hank...

Researchers have published a new method of guiding lightning strikes using a laser. And another team of researchers developed a new test that uses DNA as bait for respiratory viruses like COVID-19.

Hank makes it all better by explaining the biochemistry of pain -- how it works, why we have it, and how painkillers, whether they're over the counter or heavy-duty prescription bad boys, make the pain go away.

Unlike with many other viruses, once you get a herpesvirus you’re stuck with it for life. But just how do these master trespassers accomplish this feat?

Linode offers simple, affordable, and accessible Linux cloud solutions and services. The Neglected Tropical Diseases are a group of conditions that affect the poorest one fourth of the world's population. Most of them have easy cures,...

Pakistan contributes less than one percent to the global greenhouse gas emissions perpetrating climate change, yet one-third of the country was recently inundated with "biblical" floods that killed hundreds and displaced millions. If...

We don't often think of touch as being a vital part of movement, but touch is one part of a network that oversees all the sensations arising from the surface and interior of our bodies. Touch, pain, temperature, and our spatial awareness...

Radiation sickness been portrayed in movies and television for more than 50 years. And those portrayals vary a lot. But if there’s one thing pretty much all these portrayals have in common, it’s that they get radiation sickness wrong—at...

Globally, about 10% of people will experience an eating disorder during their lifetime. And yet, eating disorders are profoundly misunderstood. Misconceptions about everything from symptoms to treatment make it difficult to navigate an...

Frozen water molecules don’t seem to be all that interesting. But, these eight weird things that ice can do are truly mind-boggling.

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You can't open up a magazine without seeing someone with impossibly smooth skin selling some sort of "anti-aging" cream, but could some of these products actually work?

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!

Even though age can contribute to someone’s death, it almost definitely won’t be the direct cause.

There's evidence that antioxidant-rich diets have health benefits in humans, but the antioxidant chemicals and enzymes seem to be only part of the puzzle.

The smell of freshly cut grass on a warm summer day might make you think of lazy days in a hammock, sipping lemonade. But to the mangled grass producing that scent, it is the pungent perfume of pure terror...

A key part of treating a disorder, is identifying what it's not. It turns out what we thought was one form of dementia may be multiple problems.

Why does too much sun turn some people's skin all red and shiny? Quick Questions explains!

This week in SciShow News we dissect what a Lewy Body is and what they are capable of doing.

Regular brushing and flossing might not just keep your mouth in good shape—they might also be good for your brain.

A group of scientists this week has found a chemical trick that might one day help block the harmful effects of loud noises on our ears, and another has built an underwater robot to take a look underneath Thwaites glacier.

The IARC has categorized processed meat as a definite carcinogen. But how dangerous is it really? Do we finally have to give up bacon?