Learn about why newborn babies’ heads each smell distinct; why lemmings have a reputation for blindly following others; and, 5 illegal drugs that you used to be able to buy as medicine.

Forrest Galante, host and star of “Extinct or Alive” on Animal Planet, explains what happens when you find an extinct animal. Then, learn about how bacteria don’t compete to survive — they cooperate.

Learn about how smartphones hurt your mental performance even when they’re off; how babies and adults laugh differently; and, a simple change you can make to your laundry routine to cut down on pollution.

Learn from popular mathematics writer and Cornell University Professor Steven Strogatz why calculus matters and what exactly calculus is. Plus, learn a surprising reason why you shouldn’t lie to your kids.

Renowned science communicator Alan Alda talks to Curiosity Daily hosts Cody Gough and Ashley Hamer about curiosity inspires him — and how you can let your curiosity guide you, too. Plus, learn how toilets actually work.

Learn about why pretending to be Batman can make kids work harder; how long a decapitated head remains conscious; and, the chemistry behind autumn’s color-changing leaves.

Learn about what to do when someone gets upset with you, from author Lee Hartley Carter. Then, learn about how tardigrades survive deadly radiation and why the Bermuda Triangle isn’t actually a mystery.

Learn about how some male cuttlefish “cross-dress” to woo the ladies. You’ll also learn how to persuade people in a world where facts don’t seem to matter, with help from author Lee Hartley Carter.

Learn about why your urge to nibble on baby feet is totally normal; why there are no animals with three legs; and, the different types of psychotherapy and why they work even when you feel like they don’t.

Alan Alda talks to Curiosity Daily hosts Cody Gough and Ashley Hamer about to how to connect better with others, what’s stopping people from believing in science (and how to change their minds), exercises he uses to build empathy, and more.