The Sciences
Dark Energy Tested on a Tabletop
Is dark energy a cosmic chameleon that can fade into its surroundings? A recent test brings the mysterious antigravitational force down-to-earth
Stories by Maggie McKee
The Sciences
Signs of New Physics from the LHC
Physicists may have overlooked hints of supersymmetry
Space & Physics
Russian Meteor Might Have Siblings in Tow
Orbital estimates have pinpointed 20 asteroids on similar paths to the space rock that exploded near Chelyabinsk in February
Space & Physics
"Corkscrew" Light Could Turbocharge the Internet
Different-shaped beams could be used to increase fiber-optic capacity, thereby easing online congestion
The Sciences
First Proof That Infinitely Many Prime Numbers Come in Pairs
A U.S. mathematician claims a breakthrough toward solving a centuries-old problem
Space & Physics
Ice Confirmed on Mercury Despite Planet's Solar Proximity
NASA's MESSENGER orbiter has found evidence of pure water hiding near the planet's cool north pole
Space & Physics
Tropical Lakes on Saturn Moon Could Expand Options for Life
A subsurface source of liquid methane may be replenishing equatorial lakes on Titan, which might be a crucible for life
