News
- Physics
In a first, Galileo’s gravity experiment is re-created in space
A key principle of general relativity holds up in a new space-based test.
- Materials Science
New 3-D printed materials harness the power of bacteria
The three-dimensional materials contain live bacteria and could generate wound dressings or clean up pollutants.
- Astronomy
We still don’t know where the first interstellar asteroid came from
Astronomers are tracking stars to see if one of them launched the first interstellar asteroid at Earth.
- Physics
Collision illuminates the mysterious makeup of neutron stars
Scientists size up neutron stars using gravitational waves and light.
