Until recently, fossil evidence for modern humans has only gone back 200,000 years. A new discovery in Morocco and thermoluminescence dating may help extend that beyond 300,000 years. Chapters View all Homo sapiens 0:09...

Have we been wrong about how big neutron stars are this whole time?

Two new studies challenge what we thought we knew about the first humans in the Americas, sending the archaeology community buzzing. Could people have been on these continents 10 to 15 thousand years earlier than archaeologists...

Here at SciShow Kids we're gearing up for the spookiest time of year! And today, we're going to learn all about ravens! Ravens may give you the creepy crawlies, but they have some awesome skills and behaviors that make them very clever...

Ancient skeletons can tell us a great deal about the past, including the age, gender and even the social status of its former owner. But how can we know all of these details simply by examining some old, soil-caked bones? Farnaz Khatibi...

Welcome to SciShow Space! In this episode Caitlin Hofmeister will talk about Cecilia Payne-Gaposchkin, one of the most influential women in astronomy!

Just like his beloved grandfather, Avi Reichental is a maker of things. The difference is, now he can use 3D printers to make almost anything, out of almost any material. Reichental tours us through the possibilities of 3D printing, for...

In which John Green and Hank Green teach you about how human primates moved out of Africa and turned Earth into a real-life Planet of the Apes. And the apes are people! John and Hank teach you about how humans evolved, and the sort of...

In 19th century Europe, with nation building well under way, thoughts turned outward, toward empire. This week, we're looking at how Europeans expanded into Africa, Asia, and Oceania during the 1800s. You'll learn about China and the...

Put together a video to help teachers making this shift during the Coronavirus Pandemic.

Jimmy Wales recalls how he assembled "a ragtag band of volunteers," gave them tools for collaborating and created Wikipedia, the self-organizing, self-correcting, never-finished online encyclopedia.

Building a pandemic-free future won't be easy, but Bill Gates believes that we have the tools and strategies to make it possible -- now we just have to fund them. In this forward-looking talk, he proposes a multi-specialty Global...

Today, we’re going to talk about how HUGE programs with millions of lines of code like Microsoft Office are built. Programs like these are way too complicated for a single person, but instead require teams of programmers using the tools...

Explore the science of the groundbreaking technology for editing genes, called CRISPR- Cas9, and how the tool could be used to cure diseases. -- From the smallest single-celled organism to the largest creatures on Earth, every living...

When she became the attorney general of New Jersey in 2007, Anne Milgram quickly discovered a few startling facts: not only did her team not really know who they were putting in jail, but they had no way of understanding if their...

From a blacksmith's son, to one of the most repeated names in physics textbooks, Michael Faraday epitomized the spirit of scientific exploration

Learn all about archaeologists: the scientists who solve the great mysteries of human history!

Learn about engineers, who dream up a lot of the things you use every day, from toys to tools!

Is the world overpopulated or underpopulated? While we worry about there being too many people for the planet to support, we can also worry about how fewer people in a given place may affect the economy, what may happen when there are...

If you traced your family tree back far enough, you'd see that you're related to all 7 billion people on Earth! And if you trace it back even farther than that you'll find our ancient human cousins, the Neanderthals!

People send 100 billion WhatsApp messages every day -- and they're all encrypted to protect them from potentially curious entities like companies, governments and even WhatsApp itself. With our increased reliance on digital communication...

Why do humans cook? Holidays are celebrated in many ways, but chances are they involve eating, and eating a LOT. Ever wonder why we cook our food? We do it because it tastes good, of course, and because our customs and traditions are...

Scientists often use the phrase “anatomically modern humans” to describe the point when our ancient ancestors looked like us. But when did humans become behaviorally modern?

Companies in the US spend billions of dollars each year on diversity, equity and inclusion initiatives, but subtle (and not so subtle) workplace biases often cost these initiatives -- and the people they're meant to help -- big time by...