Space
- Planets
Huge polygons on Mars hint its equator may once have been frozen
A Chinese rover used radar to reveal long-buried terrain. The discovery hints that Mars’ equator was once much colder and wetter.
- Planets
Jupiter has a never-before-seen jet stream — and it’s speedy
Spotted in images from the James Webb telescope, the high-altitude current may help untangle the workings of the giant planet’s atmosphere.
- Space
Black holes and activism inspire this astrophysicist
Mallory Molina is looking for supermassive black holes — and helping others find their place in the field of astronomy.
- Space
NASA’s OSIRIS-REx spacecraft brought back bits of the asteroid Bennu
Dirt from the asteroid Bennu could hold clues about the material that built our solar system — and possibly where life comes from.
- Planets
Analyze This: Neptune’s cloud cover syncs up with the solar cycle
Telescope observations hint how sunlight-driven chemistry may boost cloud cover on our solar system’s farthest planet.
- Planets
In a first, astronomers spot the aftermath of an exoplanet smashup
Infrared light from a distant star appears to be leftovers of an impact between a pair of Neptune-sized worlds.
- Space
You can get involved in science during the 2024 solar eclipse
The sun will be near the peak of its activity cycle during the eclipse on April 8, 2024. That will make it a great time to crowdsource solar research.
- Physics
Scientists Say: Gamma ray
Lightning bolts, nuclear explosions, colliding stars and black holes all throw off this high-energy type of light.
- Tech
Human teleportation? This century we’re stuck doing it virtually
If teleportation is defined as being transported instantly to another place, then it’s already happening — via extended reality and holograms.
- Space
Let’s learn about the Milky Way
At a glance, the Milky Way may look like just a disk of stars. But its structure is actually much more complex.
- Space
Four researchers on Earth are spending a year on ‘Mars’
A crew of four entered Mars Dune Alpha in Houston, Texas. They will remain isolated inside for a year, living and working as if on the Red Planet.
- Space
New telescope images may unveil stars fueled by dark matter
Three objects from the early universe could be hypothesized “dark stars,” researchers claim. But other scientists remain unconvinced.
