Podcast: Nuclear forensics, honesty in a sea of lies, and how sliced meat drove human evolution

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Online News Editor David Grimm shares stories on the influence of governmental corruption on the honesty of individuals, what happened when our ancestors cut back on the amount of time spent chewing food, and how plants use sand to grind herbivores‘ gears.

Science’s International News Editor Rich Stone joins host Sarah Crespi to discuss his forensics story on how to track down the culprits after a nuclear detonation.

[Image: Miroslav Boskov]

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Studying the changing of AI language inside swarms, how orangutans learn to forage, and an astrophysicist talks about loss

Can ‘assisted migration’ save forests? And the role of philosophy in science

Psychoactive substances helped spur Andean civilization, and breaking barriers to education

Sex-reversing frogs, and Europe’s rising rates of a deadly tick-borne disease

Making drugs in space, the man who fed India, and what narwhals can teach us about changing seas

Why tracing cyclosporiasis is so tough, and a digestible probe for the microbiome

A vest for blocking cosmic rays, and updates on NIH funding

Did meat or fruit give people big brains, and protecting bison diversity using ancient DNA

AI’s influence on society, measuring muscles, and a Crick biography

Death in a gene-editing trial, and insect larvae surviving in deep waters