Solar eclipses can happen anywhere on earth, but if you want to see a total eclipse, you need to go to the far north, because the Earth’s shape and orbit determine the high latitudes and eclipse hotspot.

Currently, governments individually regulate platforms like Telegram within their jurisdictions, leading to fragmented oversight despite the global nature of these platforms. This raises questions about how to create a balanced...

Climate change doesn't just melt ice caps, it also fuels conflict, corruption and division worldwide, explains TED Fellow and journalist Peter Schwartzstein. From droughts in Syria to rising seas in Bangladesh, he explores how climate...

Want to learn more about the topic in this week's video? Here are some keywords/phrases to get your googling started: - Mass Extinction Event: a significant, global decrease in the diversity of life - "Big 5": The five biggest mass...

From Stargate to Interstellar, wormholes are our favorite method for traveling across fictional universes. But they are also a very serious field of study for some of our greatest minds over the last century. So what’s the holdup? When...

For us terrestrial animals, sneezing is a regular part of life involving the movement of a lot of air. But animals that live underwater and don't breathe air like we do also sneeze. Sea sponges, corals, and hagfish use their snot to...

In this episode, we discuss the basic nature of gravity, one of the four fundamental forces in our universe.

One Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in one minute!

Even though doctors have been using general anesthesia for nearly 200 years, they haven’t really understood the details of how it temporarily shuts down your brain — until now.

Hank has some thoughts on the news that several Italian scientists who were convicted of 29 counts manslaughter for making an "inadequate risk-assessment" before an earthquake.

Unlike lots of other animals, there’s no such thing as the “mating season” for humans, and it might have to do with how we raise our kids.

New CDC data shows a surge of sexually transmitted infections in the U.S. in recent years. The most significant rise is in syphilis and congenital syphilis, which occurs when mothers pass on the infection to their babies during...

Fourier series, from the heat equation to sines to cycles.

Want to learn more about the topic in this week's video? Here are some keywords/phrases to get your googling started: - Mass Extinction Event: a significant, global decrease in the diversity of life - "Big 5": The five biggest mass...

Fourier series, from the heat equation to sines to cycles.

Solving the heat equation.

In which John Green teaches you about the fall of the Roman Empire, which happened considerably later than you may have been told. While the Western Roman Empire fell to barbarians in 476 CE, the Byzantines in Constantinople continued...

In which Craig Benzine teaches you about delegation, and informal powers. What are all these federal agencies about? Well, the president has a lot of stuff to do as the chief executive, and as much as Americans like to talk about...

Jarreth Merz, a Swiss-Ghanaian filmmaker, came to Ghana in 2008 to film the national elections. What he saw there taught him new lessons about democracy -- and about himself.

In which you are introduced to the life and accomplishments of Alexander the Great, his empire, his horse Bucephalus, the empires that came after him, and the idea of Greatness. Is greatness a question of accomplishment, of impact, or...

In 2017, scientists discovered what appeared to be an unkillable virus that does something very un-virus-like... it builds its own nucleus inside its host's cells!

Houseplants are great for decoration and cute Instagram pictures - plus they make for pretty chill roommates. As if that wasn’t enough, there is actually some evidence that houseplants can also be good for your mental health.

What shape do you most associate with a standard analog clock? Your reflex answer might be a circle, but a more natural answer is actually a torus. Surprised? Then stick around.

Jim Simons was a mathematician and cryptographer who realized: the complex math he used to break codes could help explain patterns in the world of finance. Billions later, he's working to support the next generation of math teachers and...