Horizons

Each week, explore science, health, and technology headlines with leading experts.

Subscribe to our Podcast

Mar 20

Horizons2
Watch
How the Artemis moon missions are shaping the next era of exploration

Nearly 60 years after NASA sent the first humans to ever land on our moon, the U.S. is going back with a series of increasingly difficult missions. Horizons moderator William Brangham explores the Artemis program and what new discoveries NASA…

Mar 13

Horizons
Watch
The promise of obesity drugs and their potential risks

Once a relatively obscure class of drugs used for people with diabetes, GLP-1s have now shown an impressive ability to treat obesity, which affects over 100 million Americans. Horizons moderator William Brangham explores the great promise of the drugs and…

Mar 06

Watch
Exploring the power and mystery of consciousness

All of us experience consciousness. We have thoughts and feelings, and we're aware of those acting upon us. It's the hidden internal lens through which we view the world, but why do we have this power, and are we the…

Feb 27

Watch
Can AI companionship cure loneliness – or deepen it?

For some, artificial intelligence tools answer questions and make life more efficient. But for others, AI has become a form of companionship – a virtual friend, a therapist, even a romantic partner. Is AI a cure for loneliness? Or is…

Feb 20

Watch
The science behind exercise and why it's good for our bodies

This will come as a surprise to no one, but exercise is really good for us. But why it works and how it works are far less understood. Horizons moderator William Brangham explores that with Stanford University’s Euan Ashley. He's…

Feb 13

Watch
How Olympians prepare for the pressure of the world stage

The Winter Olympics are in full swing, but it's a far cry from the first games held 130 years ago. Horizons moderator William Brangham explores advances in training, technology and psychology with Dr. Caroline Silby, and discusses how climate change…

Feb 06

Watch
How sports betting is changing our brains and behavior

Americans are expected to place a record-breaking $1.7 billion in legal bets on the Super Bowl. With a potential casino inside every phone and computer, a rising chorus of experts who study problem gambling and addiction are ringing the alarm.