Science Update
Spider Webs
A listener asks: Can spiders get caught in the webs of other spiders?
Sooty Birds
Soot on museum bird feathers provide an accurate record of air pollution in 19th and 20th century …
Drug Prices & Nocebos
Can a drug’s price tag influence its side effects?
Exercise and Depression
A small amount of weekly exercise may help prevent depression.
Economics of Climate Change
A new report stresses the need for a practical response to climate change.
Pumpkin Toadlet Hearing
Tiny orange frogs called pumpkin toadlets can’t hear their own calls.