On Today's Podcast

Sargassum superblooms are choking coastlines around the Atlantic

A free-floating seaweed called sargassum is exploding in the Atlantic ocean, clogging up coastlines from West Africa to the Caribbean.

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October 9, 2026

A new mRNA flu vaccine promises a closer match to circulating flu strains. An estimated 2 billion tons of dust are lofted into the air each year, affecting ecosystems, the atmosphere, and the weather. Plus artist David Byrne sits down with Flora for a conversation on why some ideas go dormant, and then reawaken. And, a Cephalopod Week finale featuring death spirals, cannibalism, and more.

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Segment

17:25

HIV/AIDS Update

A round-up of the latest HIV/AIDS research news and an update from the International AIDS Conference in Melbourne, Australia.

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Video

Oarfish: The Ultimate Fish Tale

Thought to the be inspiration of sea serpent stories, the monstrously long oarfish provokes wonder in nearly all who witness it. Yet despite our fascination, little is known about this fish, its lifecycle, and how it navigates its deep-sea environment.

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