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July 18, 2025

Across the country, premiums are rising and home insurers are pulling out of markets that are most at risk for climate change-fueled disasters. Plus, the New World Screwworm is creeping north, threatening cattle in Mexico and the US. And, a new book explores the poisonous concoctions in Agatha Christie’s murder mysteries and the science behind how they kill.

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Instead Of A Vaccine For Lyme, How About A Vaccine For Ticks?

When ticks bite us, they release thousands of proteins through their saliva. Could a vaccine for the right ones stop ticks from latching on?

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Shooting Stars

Photographer Colin Legg makes time-lapse movies of celestial scenes. Legg shares tips, and describes some of the challenges of landscape astrophotography—from babysitting cameras for days and nights on end to running electronics off the grid.

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Ask a Quantum Mechanic

Teleporting data, time travel, quantum computers. Sci-fi or science reality? ‘Quantum mechanic’ Seth Lloyd joins us to talk about the mysteries of the quantum world.

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Blue Whale Barrel Roll

Blue whales can grow to 90 feet—that’s longer than a tennis court. To understand how they get so large, Jeremy Goldbogen studies their dining habits. And he found that blue whales do underwater acrobatics while they eat.

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