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Deep fakes are taking over the Internet—distorting our perception of what's real. Law professor Danielle Citron explains how deception online not only harms people, but also our democracy.

Former gymnastics coach Valorie Kondos Field led her team to victory by creating a supportive environment, instead of a cutthroat one. The impact of that decision, she says, echoes far beyond the gym.

It's easy to see why sloths have become icons of laziness. But zoologist Lucy Cooke says behind their leisurely pace is a marvelous evolutionary advantage that is the secret to their survival.

Architect Michael Murphy believes that buildings can offer far more than shelter. Considering factors both material and human, he explains how thoughtful design can make us healthier and happier.

For the past few years, journalist Andrew Marantz has been embedded in the world of far-right extremists online. He explains how once-fringe conspiracy theories migrated into the national discourse.

Mike Richards had recently been named the new host of "Jeopardy!" His tenure was very short-lived after past sexist and inappropriate comments came to light.

During the coronavirus pandemic, monk JayaShri Maathaa continually turned to one powerful mantra: "thank you," a statement of genuine gratitude to provide solace and strength in troubled times.

Even though kids learn to read in school, many hate it. Educator Alvin Irby shares insights on inspiring children—especially Black boys—to discover books they enjoy and begin identifying as readers.

When Tracy Edwards was expelled from school, she wound up working on boats. That led her to form a record-breaking all-female sailing crew, which circumnavigated the world in 1989.

Norwegian social worker Knut Ivar Bjørlykhaug always loved nature. Watching the destruction of habitats and Norway's exploitation of oil sent him into a deep depression. But he has since found hope.

Cardiologist Sandeep Jauhar explains a case where deep grief caused takotsubo cardiomyopathy—also called "broken heart syndrome." He examines the connection emotions have with our most vital organ.

The human body is not a patchwork of separate systems. It's intricately connected, says neuroscientist Lisa Mosconi. She explains the relationship between our brains, hormones and reproductive organs.

We're used to thinking of DNA as a rigid blueprint. Karissa Sanbonmatsu researches how our environment affects the way DNA expresses itself—especially when it comes to sex and gender.

Artist Matthew Mazzotta says every community needs public spaces to gather, discuss, and address issues. He works with towns to reimagine overlooked buildings and give them a new public purpose.

Watch an expert panel discuss the latest developments and challenges in the COVID-19 pandemic livestreamed at noon ET on Friday.

The U.S. patent system was designed to foster innovation and serve the public good. But it's no longer working as intended. Lawyer Priti Krishtel explains the consequences and how to change that.

Astrophysicist Erika Hamden spent 10 years building FIREBall, a telescope that reaches the stratosphere and looks for clues to how stars form. Launching it was more challenging than she ever imagined.

mRNA vaccines are groundbreaking—but the mRNA inside them is fragile. Kathryn Whitehead explains how scientists have created the right "packing material" to safely deliver these to the right cells.

Fiction can serve as a window into multiple realities--to imagine different futures or understand our own past. This hour, author Dave Eggers talks tech, education, and the healing power of writing.

Pete Hamill, a legendary newspaperman, died Wednesday in his hometown of New York City of heart and kidney failure after a fall on Saturday. He was 85.

The Postal Service says it’s already delivered more than 270 million kits as part of the Biden administration’s plan to make testing universal.

On a recent vacation, Web consultant Subha Subramanian came across this picturesque gas station in Gustavus, Alaska. It's a tiny community, accessible only by air and sea. Here is her "story behind the picture."

How do you know when you're instant messaging with a computer worm instead of one of your "buddies?" Security experts say it's getting harder to tell the difference. A malicious new computer worm initiates a chat with its victims and invites them to click on a link -- which allows it to spread to their IM buddies.

The largest predator in history was bigger than a T. Rex and longer than a school bus. And it swam. Paleontologist Nizar Ibrahim shares his quest to uncover the Spinosaurus.

Barlocco Island is located in a protected natural area of the United Kingdom, but it's unclear if you can build there.