Anatomy of a fact check.
Our history is complicated. Our pre-history, even more so.
Plus, the spectacular birth of a star
These 10 people have signed up to die on Mars, in order to live there.
The 20 ideas, trends, and breakthroughs that will shape our world in 2014
With the upcoming release of the major motion picture Europa Report, a couple of Jet Propulsion Lab scientists explain how science fiction has evolved in response to our growing understanding of space.
Sci-fi movies should bend the rules to impress audiences, but they can't play people for complete fools. Review the most science-distorting movies of 2012 in this gallery.
Reconstructing sea level history for the first time
A new ice age, exploding stars, the hypothetical Doomsday Machine, and more scenarios that are almost certain to eradicate life on Earth
Be grateful, dear reader, that someone else does the hard, dangerous and downright grody work involved in truly audacious science
Jellyfish invasions, Internet auctions, god particles: Read about the year's biggest science stories before they happen. Bonus: How to decipher geeky jargon and when to buy a DeLorean
Forget lab coats and beakers: in this gallery of breathtaking images, we celebrate the visually pleasing side of scientific enquiry
The nation's satellites document environmental threats around the globe. So why is the future of earth observation in peril?
Salty ice could keep ocean currents flowing
PopSci tackles life's whys, hows and who-dunnits in this Q&A-style; feature
The next generation of artificial limbs-fused directly to human bone and commanded by the brain-promises effortless, natural motion. It can't come soon enough for the newest group of prosthetics wearers: U.S. soldiers
Hot off the presses: Highlights from the world's biggest science conference
Your DNA holds the secrets of your ancestry, and at least a dozen companies offer to crack the code. But there's more than a bit of hype here.
If historical patterns repeat themselves, the next ice age will occur within about 2,000 years.
Players love the tech, but pro and amateur organizations can hardly keep up with the new materials and radical designs that have rewired and sometimes hot-wired sports.
In this intimate interview, hear insights about Sir Ernest Shackleton and the Endurance voyage as only a devoted granddaughter can have them.