Learn about why mRNA vaccines are older than you think; and the scientific theories about why animals have white bellies.

Learn what the Perseverance Rover taught us about Mars’ Jezero Crater; and new exposure therapy using augmented reality.

Learn about an island “geomyth” that helped researchers solve an ancient mystery; and whether truth serum really works.

Learn what NASA astronaut Nicole Stott learned from her time in outer space. Plus: whistled languages around the world.

Learn about Harry Houdini and Arthur Conan Doyle’s amity; how to keep a jack-o’-lantern fresh; and declaring sovereignty.

Learn about how animals are “shapeshifting” in response to a warming climate; and the story of Albert Einstein’s brain.

Learn about how birds could help us predict natural disasters; fairy tales’ old origins; and how breaks and sprains heal.

Learn why more humans are growing an extra artery; emotional hangovers; and the drawbacks of energy-efficient LED streetlamps.

Learn about the Space for Art Foundation; how screen time helped kids in lockdown; and mold vs. cleaning product safety.

Learn about misokinesia, an intense hatred of movements; why fear of blood makes you faint; and why your “ghost problem” might be caused by infrasound.

Learn about how people synchronize their heart rates when listening to a story; and vampire bats meeting up for meals.

Learn about “carbon neutral” policies; a new twist on the legend of Merlin; and the giraffe’s bizarre circulatory system.

Learn about the medical history of using leeches; potty training cows to help the environment; and the math behind eggs.

Learn how Seabed 2030 will map the ocean floor; how our cells make soap; and how crows understand the concept of zero.

Learn why phonics is the best way to teach kids to read; and how false science benefits from people who “trust science.” Plus: this month’s Curiosity Challenge trivia game!