Humans are great at creating, and solving, problems. Hank talks with Gina McCarthy about the biggest public health problem we face today: climate change. Gina McCarthy is the Director of C-CHANGE (Center for Climate, Health and the...

A lot of what we know about ancient human civilizations comes from the things they leave behind. But sometimes, humans don’t live in places long enough to leave these clues. So, some researchers have turned to techniques outside...

Illness is complicated, and today we take a look at new research that points to two diseases, anorexia and dementia, that both may be more related to genetics and behavior than we previously thought.

Imagine we want to build a new space port at one of four recently settled Martian bases, and are holding a vote to choose its location. Of the 100 colonists on Mars, 42 live on West Base, 26 on North Base, 15 on South Base, and 17 on...

Animals have all kinds tricks to help them get through the winter, but there are things people can do to help them out! Join Jessi and Dino to learn about how you can help the birds in your neighborhood have a safer, warmer winter.

Having a baby is almost always stressful, but it can sometimes be worse than that, and postpartum depression doesn’t just affect mothers.

FOMO (the fear of missing out) is a fairly common phenomenon, especially in this digital age. It can cause you significant stress and anxiety, but luckily psychologists have come up with a few tricks to combat it.

In 1688, in Pennsylvania, a group of four men created the Germantown Petition, which made the case that slavery was immoral, and that it was inconsistent with Christian beliefs in general, and Quaker beliefs specifically. While the...

The deadliest severe weather phenomenon is something you might not realize: extreme heat. Eleni Myrivili, chief heat officer of the city of Athens, Greece, explains that extreme heat and heat waves are often overlooked because they're...

During the Soviet Union era, therapy was often used as a tool of political oppression. Since then, Russia has seen major reforms in mental health care -- but stigmas and distrust for the practice still live on. Psychologist and TED...

There are a lot of stories out there about dogs who seemed to smell lung cancer on their owner’s breath, and a recent study found that some dogs can detect lung cancer in blood samples with astonishing accuracy. So why aren’t there...

A team is encoding digital data into DNA molecules which are then embedded into larger physical objects, like this plastic bunny! And researchers are working on a new, low maintenance oral contraceptive.

Well, they're not really "magic." Maybe "illusion" is a better way to say it. As we begin this journey of the history of cinema, we need to understand how movies trick our brains into even understanding that a movie is a movie. In this...

Does science tell us that Tylenol is changing our personalities? The short answer is 'no'. And learn about advances in transportation technology in this SciShow news.

FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some handy keywords to get your googling started:



- isolated peoples: peoples living without significant contact...

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...

Physicist Brian Greene explains superstring theory, the idea that minscule strands of energy vibrating in 11 dimensions create every particle and force in the universe.

Our body is supposed to be paralyzed during REM sleep, but REM sleep behavior disorder might not allow you to stay in bed. It could even cause you to act out your dreams in real life.

In a talk and demo, Twitch cofounder Emmett Shear shares his vision for the future of interactive entertainment -- and explains how video game streaming is helping people build communities online. "I am excited for a world where our...

In this lovely talk, TED Fellow Ryan Holladay shares his experiment with "location-aware music." This programming and musical feat involves hundreds of geotagged segments of sounds that only play when a listener is physically nearby,...

Fresh food free of chemicals and pesticides is hard to come by in China: in 2016, the Chinese government revealed half a million food safety violations in just nine months. In the absence of safe, sustainable food sources, TED Fellow...

The democratic process is messy, complicated and often inefficient -- but across Africa, activists are redefining democracy by putting protest at its center. In an illuminating talk, political scientist Zachariah Mampilly gives us a...

Today, we're FINALLY going to talk about PC Gaming. So the personal computer is the precursor to the console, but it's not quite accurate to say that it just led to the console. PCs and the video games created on them have and continue...

Today, Clint Smith is teaching you about the Civil Rights activist and Icon, Reverend Jesse Jackson. Jackson began his career working with Martin Luther King in the 1960s, and in the 1970s he founded PUSH, an organization to advance the...