On Today's Podcast

Meet the tiny, see-through fish that can regenerate its brain

It swims, it buzzes, it regenerates its brain: A tiny glassfish is becoming a model species for scientists. What could it teach us?

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On Today's Broadcast

November 6, 2026

A food historian and a nutrition researcher dig into the protein-maxxing trend—and explain why you might want to up your fiber intake instead. Researchers trapped an antimatter particle and held it at extremely cold temperatures for months. Plus, why armadillos are moving north, and how a tiny, see-through fish that can regenerate its brain is becoming a model species.

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Segment

14:52

SciFri Celebrates π

This year holds an unusually special treat for enthusiasts of the constant π: March 14, 2015 approximates π not just to the usual three digits (3.14) but to five: 3.14.15.

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Segment

9:03

Dawn Arrives at Ceres

Mission director and chief engineer Marc Rayman gives an update on the Dawn mission, scheduled to arrive in orbit around dwarf planet Ceres this week.

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