Learn about why hundreds of ducks are employees at a wine vineyard; a musical invention that was the Spotify of the Victorian era; and a delicious mathematical principle known as the ham sandwich theorem.

Learn about the shocking prevalence of torture scenes in movies; why durian, the world’s smelliest fruit, smells so bad; and where mold comes from.

Learn about why selfish people have false memories of being generous; why we can’t do brain transplants; and why you used to be able to buy life insurance from airport vending machines.

Learn about why things taste bad after you brush your teeth; a new discovery about how fast the Earth formed that may mean good things about life in the universe; and why women may experience more pain than men.

Beth Pratt, leader of the Save LA Cougars campaign, tells the story of mountain lion P-22 and how he inspired a campaign to build the world’s largest wildlife crossing. Plus: learn about the health benefits of the helper’s high you get when you volunteer.

Beth Pratt, leader of the Save LA Cougars campaign, explains how wildlife crossings work and the unique engineering behind the Liberty Canyon Wildlife Crossing. Plus: learn how doing one creative thing every day can boost your happiness.

Learn about how your lover’s clothing could improve your sleep; how astronauts grew vegetables in space for the first time; and ancient animals that were connected by a crude version of the internet.

Learn about how to cope with “anticipatory grief” you’re probably feeling during the coronavirus pandemic; the controversy around Oculudentavis khaungraae, which may be the smallest dinosaur ever discovered; and how researchers discovered that music and speech are encoded in separate brain hemispheres.

Learn about when you’re most likely to feel hangry (and how to avoid it); what scientists can learn from watching the human brain jiggle; and how resonant frequencies helped a fitness class shake an entire skyscraper — with help from stand-up mathematician Matt Parker.

Learn about why bats are the source of so many deadly virus outbreaks; and the surprisingly strong influence older siblings can have on their brothers and sisters — just in time for Siblings Day. Then, test your knowledge from this podcast with a Curiosity Challenge trivia game.

Learn about why signaling your status makes it harder to make new friends; the evolutionary reason why humans have so much back pain; and how pretending to understand babies can make them smarter.

Learn about why it’s relaxing to breathe in through your nose and the first woman who’s ever been struck by a meteor. We’ll also answer a listener question about why smacking electronics helps to make them work again.

Infectious disease doctor and researcher Dr. Lawrence Purpura discusses herd immunity and the coronavirus pandemic. Then, learn about how psilocybin therapy may be able to treat depression, and why credit card chips are safer than magnetic strips.

Learn about why men who sleep more are seen as less masculine and what exactly makes radiation harmful. Then, test your podcast knowledge with this month’s Curiosity Challenge trivia game.

Dr. Lawrence Purpura explains monoclonal antibodies and the different types of treatments that could help us fight the coronavirus. Plus: learn about the Oddo-Harkins rule and why the universe seems to hate odd numbers.