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The Kinsey Scale Test and 3 other ways to find where you fall on the sexuality spectrum
First Martian rock samples from Perseverance edge closer to settling water question
This high-tech gunsight could allow soldiers to shoot around corners, Matrix-style
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Why Unwinnable Games Are Massively Popular
Three explanations for "the Flappy Bird phenomenon"
7 DARPA Challenges We Want To See Next
DARPA wants help coming up with new Grand Challenges to expand the abilities of humans. So we made them a list.
Enter the Popular Science/InnoCentive Air Pollution Challenge From the U.S. Government
A brand-new challenge from InnoCentive has a massive payday–a whopping $160,000 from the U.S. Environmental Protection Agency and the Department … Continued
PopSci Innovation Challenge: Tracking Electronic Waste
Can you come up with a way to follow discarded gadgets?
MIT Scientist Offers $100,000 to Anyone Who Can Prove Quantum Computing Is Impossible
Scott Aaronson, a scientist at MIT who works mostly with theoretical quantum computers, issued a challenge to all of those … Continued
2011 Visualization Challenge Winners Teach Science Through Art
A multicolored mouse eye, the macro-scale universe, alien slugs on the face of a baby cucumber — all these images … Continued
Introducing the Popular Science/InnoCentive Education Challenge
Popular Science and InnoCentive invite readers to invent a better way to teach science
Obama Wants To Know What 21st Century Technological Challenges You’d Like Tackled First
This year, the White House is asking you to send more than just your taxes to the government on April … Continued
Grand Engineering Challenges for the 21st Century
A new report highlights the world's most acute needs
