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April 18, 2025
Are traffic engineering decisions based on evidence-based research? Not as much as you might think. Plus, researchers captured the first confirmed video of a colossal squid swimming in its natural habitat. And, with brain-implanted devices, people with paralysis have been able to command computers to “move” virtual objects and speak for them.
17:07
Food Fermentation: The Science of Sausage and Cheese
The chemistry behind sausage and cheese.
11:50
World’s Largest Neutrino Telescope Buried in Antarctic Ice
The IceCube telescope detects over 100,000 neutrinos every year.
23:32
Saving Wild Places in the ‘Anthropocene’
Do we need to rethink how we protect nature in the age of climate change?
22:49
Modern Humans Still Evolving, and Faster Than Ever
Recent evolution has given humans the ability to break down starch and digest cheese. Bon appetit!
5:31
A Chronicle of a Whale’s Life, Captured in Earwax
Researchers say earwax can provide data about pesticide exposures, hormone levels, and even stress levels of the endangered blue whale.
13:06
Birding the Fall Migration
Birding tips on how to get the most out of the fall bird migration.
27:42
Science Fairs 2.0
A report card on the state of science fairs today, and a look into the future.
7:07
These Smartphone Apps Track Every Step of Your Day
“Quantified self” apps count your steps, measure your sleep, and collect a bevy of other details.
29:07
Can Mass Transit Solve City Sprawl?
L.A. commuters spend 60 hours a year stuck in traffic. But is mass transit a viable alternative?
9:33
Why Climate Change Ups the Odds of Fires, Floods
Climatologist Jennifer Francis talks about how climate change and severe weather may be linked.