Conceptual artist Tavares Strachan creates the kinds of projects that make you stop in your tracks, like a 4.5-ton block of Arctic ice he brought back to his birthplace in the Bahamas or a gold, Egyptian-inspired sculpture he launched...

We underestimate the power of our own generous actions, says Asha Curran, CEO of the global generosity movement GivingTuesday. Sharing stories of people making a difference through simple acts of kindness, she shows how generosity, even...

From World War I to the 2008 economic collapse and beyond, history shows that economists don't always see the future as clearly as they think they do, says economist David McWilliams. Using the words of W.B. Yeats, McWilliams makes the...

Pharmaceutical companies often only patent drugs they can monetize, creating synthetic versions of remedies already available in nature. In this quick talk, physician and entrepreneur Jeff Chen offers a path to affordable, effective...

From exoskeletons and robotic arms to the mass adoption of remote work, economist Piyachart Phiromswad explores what seniors need to overcome the physical, mental and societal barriers to employment, a necessary shift in our rapidly...

A decades-long Harvard study has concluded that good relationships and close friendships are the key to lifelong health and happiness. Ali Rogin speaks with Dr. Robert Waldinger, a clinical professor of psychiatry at Harvard Medical...

Students who are starting to apply to colleges for the coming year are the first class to deal with the impact of the Supreme Court's decision to overturn affirmative action. For many high school students, this annual rite of passage is...

The Ice Bucket Challenge raised millions of dollars for research into treatments for ALS, or Lou Gehrig's disease. Where did that money go? Into characterizing new genes that we may be able to target with chemotherapy drugs like...

In 1962, John Glenn went into orbit on an Atlas rocket, and thus began a family of rockets that lasted for 60 years!

A majority of modern astronauts experience any one of a suite of symptoms scientists collectively call Space Motion Sickness, or SMS. But despite knowing about it for nearly as long as humans have gone into space, we still don't know...

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Tinnitus, or ringing in the ears, often...

On her way to winning the 2023 Nobel Prize for her pioneering work on mRNA vaccines, Katalin Karikó lived a life made for the big screen. <br/>

These relatives of ours lived in Eurasia for more than 300,000 years. They were expert toolmakers, using materials like stone, wood, and animal bone. They were also skilled hunters and foragers, and may even have created cave art. So...

Firearms are involved in more than half of suicides in the U.S. The gun suicide rate has reached an all-time high, and for the first time, the rate is higher among Black kids and teens than white ones, according to a recent analysis by...

You’re alive right now… at least I’m pretty sure you are. But you’re not TOTALLY alive. Bits of you are always breaking down, being thrown out, and being replaced. Even right now, parts of you are dying. Some of your cells even died...

You may not be an expert, but perhaps you feel pretty confident that you could ride a motorcycle, or give someone a decent haircut - if you absolutely had to - right? Not so much, according to the psychological phenomenon known as the...

I’m vaccinated. I’m boosted. And I still got infected with the omicron variant of COVID-19. Here’s what I learned, and what it means for the possible end of this pandemic.

Some swear they're cursed to be hunted by mosquitos while their close-by companions are regularly left unscathed. Are mosquitos really attracted to some people more than others? And if so, is there anything we can do about it? Maria...

Climate change doesn't care about ideological divides, says policy analyst and China expert Changhua Wu. Here's what she says the US can learn from the progress China has made on the clean energy revolution -- and why collaboration...

Teeth are so well preserved in the fossil record that they make the best, most informative fossils we can find, from phylogenetic studies to learning about the evolution of the human brain.

Chances are, the worst thing that's happened to you because of a sneeze is a snot rocket. But for these people, sneezing caused anything from damaged ears to a broken neck! But in one case, a sneezing fit saved one woman from needing...

A simple mis-folding in a certain brain protein causes a disease for which we have no cure.

We actually have no idea what a “disease” is.

This video written & produced in collaboration with Aatish Bhatia,
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This video is about how cheap, fast, and LESS sensitive rapid antigen tests might be...