Cosmology
- Neuroscience
Putting time’s mysteries in order
Investigating both the orderly and disorderly dimensions of time provides the focus for a special issue of Science News.
- Physics
The arrow of time
Gravity may explain how time always runs forward, even though the laws of physics should permit it to run backward.
- Cosmology
Brightest supernova breaks record
A recent supernova shines with the light of 600 billion suns.
- Astronomy
In another universe, free-range planets could host life
If other universes exist, then those with denser galaxies might harbor a larger fraction of habitable worlds.
- Astronomy
Amorphous space blob takes title for most distant galaxy
The new record holder for the most distant galaxy is a blob of 8 billion stars whose light took more than 13 billion years to reach Earth.
- Astronomy
Astronomers celebrating Hubble’s past focus on its future
Astronomers celebrate the 25th anniversary of the Hubble Space Telescope by reflecting on its diversity and looking ahead to the future.
- Astronomy
Galactic split provides clue to dark matter mystery
An oddly divided galaxy may provide the first evidence that dark matter particles interact through a force other than gravity.
- Astronomy
Map pinpoints location of invisible dark matter
A new map shows that dark matter is concentrated in regions that contain a lot of ordinary matter in the form of galaxy clusters.
- Astronomy
Map pinpoints location of invisible dark matter
Dark matter can’t be seen, but a new map shows where it’s hiding. The map confirms that the mysterious matter is concentrated in regions that contain a lot of ordinary matter in the form of galaxy clusters.
- Astronomy
Space dust is tough enough to survive supernova aftermath
Dust still lingers in the remnants of supernova that exploded 10,000 years ago, affirming that the explosions filled the early universe with dust.
- Cosmology
In era of collaboration, individual initiative can still pay off
A risky venture to study cosmic ray particles offers no guarantee of success, but it may help answer two of the biggest questions in physics.
- Particle Physics
Sam Ting tries to expose dark matter’s mysteries
Particle physicist Sam Ting is applying a meticulous approach to analyzing positrons in space, testing whether they can reveal clues about dark matter.
