Space
- Space
NASA pulls out of astrophysics missions
Europe is now on its own for two planned spacecraft to study black holes and gravitational waves.
- Physics
Time travel nixed in metamaterial world
A desktop universe captures essential properties of the real thing.
- Space
NASA picks shuttles’ retirement homes
Museums in New York, California, Florida and Virginia will display the four spacecraft after their final mission in June.
- Space
XENON100 fails to find dark matter
A hundred days of solitude for an experiment designed to rendezvous with the universe's missing mass put new limits on the elusive material's properties.
- Space
Atom & Cosmos
Life in black holes, energy from dark matter and other intriguing possibilities in this week's news
- Space
Baffling blowup in distant galaxy
A high-energy blast has gone on for 11 days, puzzling astronomers as to its source.
- Space
Pioneer puzzle pinned on thermodynamics
Waste heat, not exotic physics, is slowing two 1970s-era space probes down more than would be expected, a new study claims.
- Space
Fermilab data hint at possible new particle
For the second time in weeks, results from powerful collisions of protons and antiprotons at Fermilab’s Tevatron accelerator can’t be explained with standard model of physics.
- Space
Atom & Cosmos
Planets’ rippled rings carry a record of past comet collisions, plus twin solar peaks and identifying elderly stars in this week’s news.
- Physics
Remodeling the standard model
Physicists could be on the verge of discovering a new elementary particle, studies at a U.S. accelerator suggest.
- Space
First portraits of Mercury from orbit
MESSENGER spacecraft to capture more than 1,500 images in three days.
- Space
First shot of Mercury from orbit
MESSENGER has radioed to Earth a new look at the first rock from the sun.
