Learn about how curiosity gives your memory a boost; what happened when researchers put feathered hats on birds to see if other birds found them sexy; and how we trick bacteria into making insulin for us.

Learn about why ants are better farmers than we'll ever be; how female big-game hunters were likely common in the early Americas; and why presenting too much evidence could actually make you lose an argument, thanks to the overkill backfire effect.

Learn about how naked mole-rats invade neighboring colonies and steal babies, the average person is hiding 13 secrets, and people use more jargon when they're insecure about their status.

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.

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 successful people should reveal their failures; the extreme story of the death of planet WASP-12b; and why tulips used to cost more than houses during a period known as “tulip mania.”

Learn about how speed listening to podcasts (or "podfasting") affects our emotions; the health differences between white and brown rice; and the time pi was once almost legally changed to 3.2.

Learn about why opposites don’t really attract; the “propinquity effect” and how physical distance affects the way we feel about other people; and the history of when and why we started using last names.

Learn about whether people think in words or in pictures; why brussels sprouts really are tastier than they used to be; and why buying luxury items might make you feel like an impostor.

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 how quitting smoking may reawaken healthy cells; how researchers figured out how to tell the age of crime scene fingerprints to help investigators; and why you sometimes yawn while exercising or singing.

Learn about whether it’s better to be a big fish in a small pond or a small fish in a big pond, a mysterious, ancient city called Cahokia that’s, weirdly, just outside St. Louis, and how AI might be able to catch heart disease with a selfie.

Learn about why your next relationship will probably be like your last one; what scientists learned by studying the oldest material on Earth; and what researchers learned when they had cuttlefish wear 3-D glasses.

Learn about Starlink’s unintended consequences for astronomy from astrophysicist Vivienne Baldassare, NASA Einstein Postdoctoral Fellow at Yale University. Then, learn why toilet paper is white.