Spaghettification by black hole, the power of animal urine, and the end of an era.

Let's talk boundaries

A show where curiosity and the natural world collide. We explore science, energy, environmentalism, and reflections on how we think about and depict nature, and always leave time for plenty of goofing off.

Outside/In is a production of NHPR.

Learn more at outsideinradio.org

Natural Sciences

Science & Medicine

Science

We open the mailbag to answer your questions about dog drool and waste-water treatment, plus, we debunk a climate narrative run amok (sort of).

Wolves, water, and global weirding

Want to know how hundreds of millions of birds die every year? Just look out the window.

Dead bird rabbit hole

From the near-extinction of bison to “panda diplomacy": the story of our National Zoo

The Department of Living Animals

How often do you think about the Roman Empire?

The papyrus and the volcano

The Colorado River is disappearing – can one Gen Z dealmaker help save it?

Let's talk boundaries

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