Drugs that target the neurotransmitter serotonin have long been prescribed to treat depression. Now the spotlight is turning to other aspects of brain chemistry. In this episode, the neuropharmacologist John Krystal shares findings that are overturning our understanding of depression.
Scientists are pursuing materials that can conduct electricity with perfect efficiency under ambient conditions. In this episode, the physicist Siddharth Shanker Saxena tells co-host Janna Levin about what makes this hunt so difficult and consequential.
Why hot jalapeño peppers aren t as spicy as they used to be slate.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from slate.com Daily Mail and Mail on Sunday newspapers.