Our editors scrounged up some truly frightful facts.
What we can learn from a massive meteor crater
Ten of the brightest minds in science fiction imagine how we will live—on Earth and beyond—in the decades and centuries to come.
From the April 1981 issue of Popular Science: "When scientists finally detect a form of energy they have never seen, they will open a new era in astronomy."
Confused about the difference between a meteorite and a killer asteroid? We've got you covered.
Scientists think a nearby collision of neutron stars could explain the undocumented onslaught of high-energy radiation in the eighth century
New study challenges the theory that an exploding star provided the impetus for our solar system.
Lawrence Berkeley Labs' biggest energy research resource knows that big science often happens at very small scales--and very high temperatures
A new ice age, exploding stars, the hypothetical Doomsday Machine, and more scenarios that are almost certain to eradicate life on Earth
What's on the moon? Here are the "midget-sun hypothesis," lunar snow, and more wild speculations we made prior to the Apollo 11 mission in 1969
Hooray for Kathryn Aurora Gray
79 percent of American adults are unable to answer three basic science questions correctly
Forget lab coats and beakers: in this gallery of breathtaking images, we celebrate the visually pleasing side of scientific enquiry
Arctic climatologist Konrad Steffen has spent 18 consecutive springs on the Greenland ice cap, personally building and installing the weather stations that help the world's scientists understand what's happening up there. And what's happening may be much worse than anyone thought possible
Joseph Longo's Plasma Converter turns our most vile and toxic trash into clean energyâ€”and promises to make a relic of the landfill
The bad things that would happen if we launched nuclear waste into the sun.
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.
Pew pew splash
Discoveries and disappearances in the world of science
Jellyfish Nebula holds signature of initial stellar fireballs