Learn why periodical cicadas come out every 13 or 17 years; why people with high cognitive abilities tend to choke under pressure; and how DNA analysis could solve the mystery of the Dead Sea Scrolls.

Learn what environmental cardiology has taught us about how we should live, with help from Dr. Aruni Bhatnagar. Then, you’ll learn about the world’s first 3D-printed nuclear reactor core; and why spaghetti always breaks in three.

Environmental cardiology researcher Dr. Aruni Bhatnagar explains why experts are looking at our environment to improve our health. Then, learn how Polynesians and Native Americans connected across more than 2,000 miles of ocean — all the way back in the 12th century.

Learn about why you have false memories of doing daily tasks; how we know that dogs might be able to sense Earth’s magnetic field via magnetoreception; and the science behind why there’s no up or down in space.

Learn about why people prefer round numbers over precise ones, thanks to a principle behavioral economists call attribute framing; and whether there really are wasps inside figs.

Learn about why it’s harder to clean grease off of plastic than glass; how zoos use their own version of dating apps for breeding programs; and why science says you don’t have to be married to be happy.

Learn about how you can slash your exercise time with high-intensity interval training (HIIT) — and the science that backs it up; how “collective narcissism” can make groups toxic; and how dolphins make friends strategically.

Learn about why sensitive questions won’t make conversations as uncomfortable as you think; why static is worse in winter than in summer; and the “umami synergy” behind why bacon and eggs go together so well.

Learn about why animals keep evolving into crabs in a principle called “carcinization,” whether water is actually wet, and if there’s any truth behind the old adage "feed a cold, starve a fever."

Learn about why small talk is important for coworkers during the workday; why gossip is actually pretty good for you; and how some frogs survive the winter by literally becoming “frogcicles.”

Author Priya Parker explains how you can make your next gathering more meaningful. But first, you’ll learn about TRPC1, a molecule that promotes muscle health when it’s magnetized.

Author Priya Parker explains how to fix the biggest mistakes you’re making in your virtual gatherings. Plus: learn about how language can affect the amount of pain a bilingual person experiences; and why the world’s largest waterfall probably isn’t what you think it is.

Learn about why we now know what a dinosaur's cloaca looks like. You’ll also learn why smells change with context from food science expert Harold McGee.

Learn about a newly discovered way to cut down on intrusive thoughts; why wombats poop cubes; and why UPS trucks almost never make left turns.

Learn about why your dog might be lying about its size and how physicists just achieved room-temperature superconductivity for the first time. But first, food science expert Harold McGee is back to talk about the smells that existed before Earth did.