Horizons

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

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May 08

Horizons
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Why we need to talk more about menopause and its health consequences

More than 1 million women in the U.S. start menopause every year, yet this biological certainty is too often shrouded in secrecy or ignored by many mainstream researchers. Horizons moderator William Brangham explores what we do and don’t know about…

May 01

Horizons
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Why Khan Academy's founder thinks AI tools can transform education for the better

Technology has changed the way students study and learn. Now, as artificial intelligence enters the classroom, proponents argue it will be a welcome revolution for schools — but with limited guardrails, could it do more harm than good? Horizons moderator…

Apr 24

Horizons
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As misinformation spreads and mistrust deepens, can the U.S. handle another pandemic?

The COVID pandemic overwhelmed our health care system and killed well over a million Americans. Fast-tracked vaccines saved millions, but missteps in the response and misinformation online have damaged trust. Horizons moderator William Brangham explores the state of America’s public…

Apr 17

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A look at 'super agers' and the science behind longer, sharper lives

For thousands of years, humans have tried to avoid growing old. Billions are spent every year on potions and procedures to make us look younger, feel younger and think younger. It’s a hugely profitable, but ultimately fruitless hunt. But science…

Mar 13

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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…