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Unleash the geek, and let us know how familiar you are with a variety of scientific concepts.
An excerpt from Aurora, by Kim Stanley Robinson.
An excerpt from John Graham-Cumming's Geek Atlas.
Test out how many licks it takes to get to the Tootsie Roll center of a Tootsie Pop, and report back.
An excerpt from the new biography Elon Musk, by Ashlee Vance.
Print one of our cutouts and take your own selfielopod for Cephalopod Week.
An excerpt from Ian Tattersall's The Strange Case of the Rickety Cossack.
An excerpt from Neal Stephenson's new book, Seveneves.
An excerpt from The Triumph of Seeds, by Thor Hanson.
An excerpt from Barry Estabrook's Pig Tales.
An excerpt from How to Bake Pi by Eugenia Cheng.
An excerpt from The New Celebrity Scientists, by Declan Fahy.
An excerpt from Jeffrey A. Lieberman's book Shrinks.
An excerpt from Sydney Padua's graphic novel The Thrilling Adventures of Lovelace and Babbage.
The author of Geek Physics answers your pop culture physics questions.
An excerpt from The Undersea Network, by Nicole Starosielski.
This April Fool’s Day, put your BS-detector to the test. Can you spot the REAL hypothesis?
An excerpt from Michael Gazzaniga's Tales From Both Sides of the Brain.
Science Friday web producer Chau Tu is in Austin, Texas for SXSW Interactive + Film.
An excerpt from Professor Stewart’s Incredible Numbers, by Ian Stewart.
Methodically slice up four pies to reach the irrational number pi.
An excerpt from H. Gilbert Welch's new book, Less Medicine, More Health.
An excerpt from Data and Goliath, the new book by Bruce Schneier.
The Star Trek actor died on February 27, 2015. He spoke to SciFri about science fiction in this archival interview.
An excerpt from Marc Goodman's Future Crimes.
Sean Carroll and Seth Lloyd tackle the question, "What scientific idea is ready for retirement?" in the book This Idea Must Die.
An excerpt from The Man Who Touched His Own Heart, by Rob Dunn.
SciFri asked real scientists to write love notes. Now you can share them with that special someone.
An excerpt from Joshua Davis' book Spare Parts.
An excerpt from Bill Nye the Science Guy's new book, Undeniable.
Learn about why leaves change colors in different seasons with this easy experiment from Mike Adamick, author of Dad's Book of Awesome Science Experiments.
An excerpt from Dr. Eric Topol's new book, The Patient Will See You Now
An excerpt from Mama Gone Geek, by Lynn Brunelle.
These kids’ books spark science curiosity with playful illustrations and facts to match.
How to make cookies that stay chewy on the inside with crispy outer edges.
An excerpt from Arthur I. Miller's new book, Colliding Worlds.
An excerpt from The Science of Interstellar, a new book by Kip Thorne.
More with the Field Museum's Chief Curiosity Correspondent and host of the “The Brain Scoop” on YouTube.
An excerpt from Animal Weapons, a book by Douglas Emlen.
An excerpt from James Gustave Speth's memoir Angels by the River.
An excerpt from Walter Isaacson's The Innovators.
In the book Lost Cat, two feline fans reveal how methodical observation and GPS technology helped solve a kitty mystery.
An excerpt from Atul Gawande's Being Mortal.
An excerpt from Internal Medicine by Terrence Holt.
Find out the answers—and backstories—to the SciFri-themed crossword puzzle.
An excerpt from Neal Stephenson's story in Hieroglyph: Stories and Visions For a Better Future.
Test your Science Friday knowledge with this crossword puzzle challenge by constructor Fred Piscop.
An excerpt from Mycophilia, by Eugenia Bone.
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