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Learn what scientists say was the most influential film of all time; the special way riding a bike is stored in your memory; and the truth behind mistletoe, a Christmas tradition that’s actually a poisonous parasite.

Learn about how to solve a famous logic puzzle called the Candle Problem; Île Sainte-Marie, the only known pirate cemetery in the world; and why scientists are baffled by a narwhal that was adopted by a pod of belugas.

Learn how to see the Ursids, the last meteor shower of the year; how researchers figured out whether dogs can understand what you tell them; and how long it takes before you believe your own lies.

Learn how your voice changes when you talk to someone attractive; how the cinchona cure for malaria turned into a popular cocktail; and how to figure out whether your work is a job, a career, or a calling.

Learn about CRISPR technology and applications in GMOs; a hallucinogenic plant that’s both beautiful and deadly; and how scientists are working together to understand Fast Radio Bursts, which are one of the universe’s greatest mysteries.

Learn why fish never quit wiggling; how a donut-shaped planet is technically possible; what researchers have learned from “S.M.,” the woman who can’t feel fear; and why you can touch aluminum foil in a hot oven.

Learn about 12 science-based tips for better meetings; common dinosaur myths you should stop believing; and what happened when 17-year-old Randy Gardner stayed awake for 11 days, for science.

Learn about a new discovery into how the pyramids were built; why spouses who are also best friends see the most health and happiness benefits; and why we don’t just make more sand, with some help from a special guest, author Vince Beiser.

Learn why compliments are so embarrassing, and how you can take them better; how you can help astronomers design a new Arecibo Message to send to extraterrestrials; and how you can learn anything in four steps with the Feynman Technique.

Learn when you can catch the Geminid Meteor Shower this month, and why it’s unique; why jet lag is worse when you travel east; and research into how the Earth’s wandering poles may have caused our ice age.

Learn how fast human lifespans are increasing; why we’ve never seen a black hole; and recent research into the “Jennifer Aniston neuron” that could help you kickstart your memory.

Learn about one of the only silent places in the United States; why fish aren’t electrocuted during lightning storms; why an equator theme park was built in the wrong place; and why humans are symmetrical.

Learn how to use the science of vulnerability to gather up the courage to do something risky; how your body burns calories even after you’re done exercising; and a Swedish tradition that could make you more productive.

Learn why scientists are worried about roommate drama in space and why your most important sense depends on the language you speak. Plus, Adler Planetarium’s Aubrey Henretty and Chris Bresky discuss The Aquarius Project, a teen-driven underwater ROV meteorite hunt led by experts from the Adler Planetarium, the Shedd Aquarium, The Field Museum, and NASA.

Learn about Heisenberg’s uncertainty principle; the weird history of Loveland Castle, a Medieval structure in Ohio; and why you’re not born with emotions — you learn (and can unlearn) them.