Episodes

Episode

April 28, 2017

A fossil find in California makes the case for human settlement of the Americas 130,000 years ago—much earlier than previously believed.

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Episode

April 21, 2017

We explore the core issues underpinning this Saturday’s March for Science. And a look at how forensic ornithologists determine which bird species pose a threat to planes.

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Episode

April 7, 2017

How does NASA design sturdy rover wheels for Mars? Plus, the challenges of listening to the stars despite Earth's electronic noise.

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Episode

March 24, 2017

A look at wildflower sightings across the nation. And seven years after the BP spill in the Gulf of Mexico, how well has the Gulf recovered?

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Episode

March 17, 2017

New weather satellites promise improved forecasting, but what happens if they break in orbit? Scientists hope to send robot repairmen to the rescue. Plus, a mathematical perspective on the beauty of vibrato.

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Episode

March 10, 2017

How the president and Congress have been tearing down U.S environmental and climate change policy. Plus, a look at the invisible workers keeping child porn off your social media platforms.

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Episode

March 3, 2017

Bee brains are tiny but mighty. We investigate these insects' cognitive prowess. Plus, could DNA become a mainstream data storage option? And a look at a growing conservation movement among farmers.

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Episode

February 24, 2017

As self-driving cars and other A.I. advance, how safe will we be from hacks? Plus, the nearby star with seven Earth-size planets that could hold the conditions for life.

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