Where in the Solar System is Vulcan?
A hypothetical Planet Vulcan was the best explanation for strange astrological phenomena—until Einstein, that is.
The Internet’s Baby Pictures, 25 Years After the Birth of the Web
Tim Berners-Lee set up HTML (hypertext markup language) and HTTP (hypertext transfer protocol) twenty-five years ago today.
Our Oceans Are Suffocating
The oceans can’t catch a break. To rising temperatures and acidification caused by rising CO2 emissions, add oxygen deprivation .
Sending Tiny Robots to the Nearest Star
A group of astrophysicists think they have found a way to send a probe to the newest star system, Alpha Centauri.
An Asteroid Killed the Dinosaurs. Right?
What killed the dinosaurs? An asteroid wiped them out, right? New research suggests that even before that cataclysm, dinosaurs weren't doing so well.
The Tully Monster, Monstrous No More
The identity of the Tully monster, a 50-year-old paleontological mystery, has been solved.
What Happens To The Body in Orbit?
Scott Kelly has returned from a year in orbit. How has he fared? Turns out space flight really does do a number on the body.
Copernicus’s Body Identified by Stray Hair
Stuck in a book for centuries, strands of Copernicus's hair helped identify his body in 2005.