The Sound Barrier #4: Listen to the universe

One of the deadliest poisons known to man is now used to treat wrinkles, migraines, and even, maybe, depression. How did that happen? Guests: Jean Carruthers, ophthalmologist and “godmother” of cosmetic Botox. David Simpson, neurologist at Mount Sinai hospital in New York. Axel W ...  Show more

Many alchemical texts are full of bizarre, metaphorical language. But what if there's interesting science hiding behind some of those metaphors? Guest: Lawrence Principe, professor of the history of science and professor of chemistry at Johns Hopkins University For show transcrip ...  Show more

The Gaia spacecraft stopped collecting data this January after about 11 years and more than three trillion observations. Senior space and physics editor Lee Billings joins host Rachel Feltman to review Gaia’s Milky Way–mapping mission and the tidal streams, black holes and astero ...  Show more

Sponsor Links:This episode is brought to with the support of Incogni....when your online privacy and security becomes important, you need Incogni.To check our special discount deal, visit www.incogni.com/spacenutsIf you'd like to check out our special offer from NordVPN, our offi ...  Show more

Tomorrow marks the 50th anniversary of a transmission from the Arecibo Observatory, intended as our first attempt to send a message to intelligent life across the universe. Journalist Nadia Drake talks about the careful crafting of the signal and her personal connection with the ...  Show more