The year is 1030 CE. Chu Hong's best friend, Liang Gao, tells him that the local magistrate has been spotted holding a surprise archery competition in a nearby town and will arrive at their village soon. This is Hong’s chance to showcase...

One day in the fall, you called upon your friend, Sherlock Holmes, and found him in conversation with Jabez Wilson. Wilson had been working for the mysterious League of Red-Headed Men. Today, he arrived at work to find the group had...

Explore an intro to genetic engineering with The Amoeba Sisters. This video provides a general definition, introduces some biotechnology tools that can be used in genetic engineering, and discusses some related vocabulary (such as...

In 1997, NASA bought a Boeing 747SP for what might be both a super cool and super absurd purpose. Turn it into SOFIA, a flying telescope.

After we retrieved samples of the moon, it was quite a while before we could land on anything else and bring bits of it back home.<br/>

It may be possible to create a needle so small it can inject a vaccine into a single cell. But it's not the product of a medical device company. It's part of something we often think of as making us sick.

We use chemotherapy because it works, but no one has ever come home from chemo treatment and gone "That was fun!" Let's look at the new targeted therapies and personalized treatments for cancer that doctors are developing for clinical use.

In order to make something good, you need to have the right combination of three things: Quality, Discernment and Taste. This video is about quality vs quantity, the paradox of quality, how to make good content and good videos, etc....

There is a group of animals with more species than any other group, but Earth has such an astonishing variety of life that figuring out which group dominates is tricky.

We've been spending a lot fo time thinking about one vaccine: the COVID vaccine. But vaccines have been around since long before SARS-CoV-2 showed up, so let's learn about some of those other vaccines.

While it’s probably most famous for its role in gene editing, CRISPR does more than just that: its ability to precisely cut and alter DNA could lead to new antibiotics, faster diagnosis tools, and more.

It might sound like a concept from science fiction, but artificial intelligence is already facilitating the development process behind some pharmaceuticals. Hosted by: Michael Aranda

Have you ever wondered why you get bit by mosquitoes more than your friends? Why do mosquitoes love some people but not others? Join Hank Green for a new episode of SciShow and discover what exactly makes people mosquito magnets!

Most of us are hoping that any nuclear threats are just empty threats, and getting at the facts about ICBMs can be difficult. But what would actually happen if someone launched a nuclear weapon?

Confronting climate change makes for better cities and a better quality of life, says Heidi Sørensen, director of the climate agency for the city of Oslo, Norway. From construction sites without noise pollution to fully electric...

When it comes to fighting COVID-19, scientists are throwing every bit of science we’ve got at it. A creative technique some researchers are looking into involves using gene therapy to fight this virus with… another virus!

Imagine you have a square-shaped room, and inside there is an assassin and a target. And suppose that any shot that the assassin takes can ricochet off the walls of the room, just like a ball on a billiard table. Is it possible to...

While it’s probably most famous for its role in gene editing, CRISPR does more than just that: its ability to precisely cut and alter DNA could lead to new antibiotics, faster diagnosis tools, and more. Chapters CREATING ANTIBIOTICS 1:07...

Some researchers trained the immune systems of leukemia patients to help keep them in remission. And other researchers found that it's possible to help African clawed frogs regrow lost limbs, an ability they normally lose once they hit...

Negative campaigns—or campaigns that work by painting opposing candidates in a negative light—have been used for decades. But today, thanks to information that can be gained from social media, these campaigns may be even more effective...

Ask any deep space navigator like Jill Seubert what makes steering a spacecraft difficult, and they'll tell you it's all about the timing; a split-second can decide a mission's success or failure. So what do you do when a spacecraft is...

How Fire Ants Took Over America



Fire ants are several species of ants in the genus Solenopsis, which includes over 200 species. Solenopsis are stinging ants, and most of their common names reflect this, for example, ginger...

Can we end hunger and poverty, halt climate change and achieve gender equality in the next 15 years? The governments of the world think we can. Meeting at the uN in September 2015, they agreed to a new set of Global Goals for the...

How do your pupils work and why do some substances make them dilate?