Astronomy
- 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
Afterglow alerts astronomers to gamma-ray burst
Astronomers have spotted the remnant glow from a gamma-ray burst without first observing its beam of high-energy gamma rays.
- Astronomy
Source of puzzling cosmic signals found — in the kitchen
One type of radio burst has a pretty mundane origin: prematurely opened microwave ovens.
- Astronomy
Cyanides around young star signal complex organic chemistry
Abundances of cyanide compounds around a young star match those found in comets in our solar system.
- Science & Society
One anniversary to celebrate, one to contemplate
In this issue, both feature articles focus on anniversaries, though of two very different kinds.
- Astronomy
The art of astronomy
Astronomer Zoltan Levay uses the Hubble Space Telescope to create stunning images of cosmic landscapes.
- Astronomy
Celebrating 25 years of the Hubble Space Telescope
The Hubble Space Telescope has served for more than two decades as the sharpest eyes ever to peer into the universe.
- Astronomy
Saturday’s lunar eclipse will be total, but brief
A brief total lunar eclipse on April 4 favors observers from western North America to Australia.
- Planetary Science
Minisatellites could detect dangerous asteroids, researchers propose
Five tiny telescopes orbiting the sun could provide early warning for an Earth-bound asteroid, though other researchers disagree.
- Astronomy
Primordial stars left their imprint on dwarf galaxy
A smattering of stars in a dwarf galaxy outside the Milky Way witnessed explosions from the first generation of stars.
- Earth
Spot the northern lights with Aurorasaurus
Crowdsourced Aurorasaurus project uses Twitter to track the northern lights.
