Science

Follow PBS NewsHour’s complete coverage of Science and Technology stories.

Mar 13

Horizons
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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…

Mar 06

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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…