All Stories by Andrew Grant
- Planetary Science
Neptune gets 14th moon
Images from Hubble Space Telescope reveal tiny, dark satellite orbiting blue-green gas giant.
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- Physics
Perfect mirror debuts
Material that reflects light without letting any escape could improve lasers.
- Astronomy
The solar system has a tail
Clover-shaped clumps of charged particles extend billions of kilometers in our wake.
- Space
Interstellar chemistry makes use of quantum shortcut
Reactions in the frigid cold of space are sped by a quirk of physics, researchers propose.
- Physics
Particles defy gravity, float upstream
Inspired by tea leaves’ reverse route into a kettle, physicists demonstrate that water’s surface tension allows unexpected movement.
- Quantum Physics
Most precise clock
It would take more than 50 billion years for a new atomic clock to gain or lose a second.
- Tech
Twisted light transmits more data
Spiral beams allow multiple information streams in one cable.
- Particle Physics
First four-quark particle may have been spotted
If confirmed, the tetraquark could shed light on how atomic nuclei are held together.
- Astronomy
Hubble finds hints of a planet oddly far-flung from its star
If confirmed, the dark gap in space debris will challenge astronomers' theories.
- Physics
Echoes create an interior map app
To record size and shape of a room, researchers use a speaker, five microphones and some math.
- Physics
Simple invisibility cloaks hide toys, pets, people
Using everyday materials, two research teams conceal ordinary objects by guiding light around them.
