Horizons

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

with William Brangham

Two doctors offer new ideas to prevent gun violence in America

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Oct 23

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Two doctors offer new ideas to prevent gun violence in America

America has an epidemic of gun violence that claims over 120 people every day. The country has debated what to do about this for years, but little has changed. Horizons moderator William Brangham explores gun safety and public health with…

Oct 16

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The hopes and risks of bringing humanoid robots into our homes

Life-like, humanoid robots have captured our imagination for decades. Now, those robots work in factories and assembly lines all over the world. Will they soon be working in our own homes? Horizons moderator William Brangham explores our robotic future with…

Oct 09

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Exploring the science of keeping your mind sharp as you age

Everyone wants to keep a sharp mind as they age, especially as dementia cases continue to rise. Now, a growing body of evidence suggests almost half of the key risks for cognitive decline can be prevented or delayed. Horizons moderator…

Sep 25

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How much privacy is left in an age of surveillance?

We are all being watched in ways we never imagined, including vehicle tracking, facial recognition technology and data mining. What does all this digital surveillance mean for the right to privacy? And as a backlash over this monitoring grows, what…

Sep 18

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The science of grief and how it can impact physical health

If we are lucky enough to live full lives and form meaningful relationships, chances are, we will also experience loss, and with it, grief. As common as grief is, it’s also mysterious. Horizons guest moderator Ali Rogin explores the science…

Sep 11

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The lasting health toll of 9/11 on rescue workers and survivors

It’s now believed that more people have died because of the toxic exposures they got from the 9/11 sites than were killed by the terrorists on that day. Survivors, first responders and volunteers have faced everything from cancer to respiratory…

Sep 04

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Technology is reshaping education. But is it helping students learn?

Putting technology into schools was sold as a revolution that would help kids learn. But as tech companies exert greater influence, many are now wondering if screen time is doing more harm than good. Horizons moderator William Brangham explores how…

Aug 28

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Why America faces a primary care shortage – and why it matters

There’s a critical need for primary care physicians across America, but a shortage of doctors and rising insurance costs are forcing people to forgo preventive care altogether. Americans die of preventable, treatable diseases at far higher rates than people who…

Aug 21

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Can recycling solve the world's trash problem?

Reduce, reuse, recycle. It's the mantra heard for decades, but does it work? There’s a lingering cynicism that recycling is a scam, that it doesn’t really help, and it’s more about making us feel good than doing something meaningful. Horizons…