We have plenty of exciting news on holes in the earth and holes in your face! One of them broke records and the other keeps you healthy.

Hank gives us the top 5 scientifically documented reasons why breastfeeding is awesome - for both mom and baby.

New variants of SARS-CoV-2 have emerged throughout the COVID-19 pandemic, with the latest one being Omicron. We’re still trying to learn about its effects and what it means for the overall course of the pandemic, but here’s what we know...

From menstrual cycles to rainfall, there are lots of claims about the moon's influence. In today's episode, Hank is here to set the record straight with 8 myths & facts about our moon.

Unless you saw the spider bite you, that swollen, bite-looking lesion on your arm is probably something else, and blaming it on an innocent 8-legged critter might do more harm than good. Hosted by: Stefan Chin

Their signature black and white color scheme is part of what makes pandas instantly recognizable - but not many mammals are black and white, so... why do they look like that?

Near the end of 2020, we got some puzzling but good news: COVID-19 fatality rates have been dropping. Here are a few factors that might help explain why we’re seeing this trend.

In 1815, Mount Tambora erupted and its emissions spread across the globe, blotting out the sun for almost an entire year. This wreaked havoc on agriculture, leading to famines all across the Northern hemisphere. It was the year without...

Music is a tradition nearly as old as humankind itself, so it's no wonder our brains have developed interesting ways of interacting with and responding to it. Here are just a few of the ways music impacts our psychology.

Names like Bayard Rustin, Frances Thompson and William Dorsey Swann have been largely erased from US history, but they and other Black queer leaders played central roles in monumental movements like emancipation, civil rights and LGBTQ+...

Medieval Europe. Where unbathed, sword-wielding knights ate rotten meat, thought the Earth was flat, defended chastity-belt wearing maidens, and tortured their foes with grisly gadgets. Except... this is more fiction than fact. So, where...

Martin Seligman talks about psychology -- as a field of study and as it works one-on-one with each patient and each practitioner. As it moves beyond a focus on disease, what can modern psychology help us to become?

The lower half of Mr. Andersen's head explains why cells are small. This video begins with a simple geometry problem and ends with a discussion of Allen's Rule and reasoning for the microscopic nature of cells.

This week on Crash Course mythology, Mike is talking to you about floods. You may have heard the story of Noah and the Ark from the Bible, but that is not the only deluge story humans tell. It's a common thing across culture. You could...

Concrete is the second most-used substance on Earth (behind water), and it's responsible for eight percent of the world's carbon footprint. Cement researcher Karen Scrivener shares the research behind a pioneering new kind of cement...

Right at the beginning of the Paleozoic, there was a huge explosion of more complex life. And that’s when things started to get really interesting. This is our second installment on the history of life, but you can watch in any order you...

You don't actually have a "reptilian brain" somewhere deep in your head making you act like a salty crocodile, so where did that idea even come from?

Over the course of 50 episodes, we're going to learn about Black American History. Clint Smith will to teach you about the experience of Black people in America, from the arrival of the first enslaved Black people who arrived at...

Genetic tests can give you advice about what lifestyle, diet, and level of exercise are best for you. But you should take those suggestions with a grain of salt, because, when it comes to our bodies, our genes aren’t so much an open...

The world-changing promise of synthetic biology and gene editing has a dark side. In this far-seeing talk, author and entrepreneur Rob Reid reviews the risks of a world where more and more people have access to the tools and tech needed...

The development of agriculture was a huge game changer for human beings and it may have even changed the way we speak.

The universe is a pretty grand place to live, but scientists have one issue with it, it's an anomaly that should be scientifically impossible.

Where do glaciers and icebergs get their beautiful blue color? This unique blue might be nature's most brilliant, and the color arises in a very special way thanks to some surprising interactions between light and water molecules. Who...

If you're flying on a plane in a thunderstorm, you should be more worried about the wind than the lightning.