Podcast: Saving grizzlies from trains, cheap sun-powered water purification, and a deep look at science-based policymaking

Om avsnittet

This week, we chat about why grizzly bears seem to be dying on Canadian railway tracks, slow-release fertilizers that reduce environmental damage, and cleaning water with the power of the sun on the cheap, with Online News Editor David Grimm. And David Malakoff joins Alexa Billow to discuss a package of stories on the role of science and evidence in policymaking[link TK]. Listen to previous podcasts. [Image: tacky_ch/iStockphoto; Music: Jeffrey Cook]

Learn more about your ad choices. Visit megaphone.fm/adchoices

Om avsnittet

Fler avsnitt

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