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Episode

October 13, 2023

When math is based on abstract concepts, how do we know it’s correct? Plus, the mRNA innovations used to fight COVID-19 could be harnessed for nasal spray vaccines. And, astronomer Dean Regas offers tips for safe viewing of Saturday’s eclipse.

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Episode

August 4, 2017

An exciting breakthrough in human gene editing using CRISPR is tempered by ethical questions. Plus, only three weeks remain before the Great American Eclipse. Are you ready?

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Episode

May 5, 2017

When the sky goes dark during the solar eclipse, what will scientists be observing about our nearest star? Plus, the little sea creature that builds a big house—made of mucus.

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