Physics
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- Physics
Perfect mirror debuts
Material that reflects light without letting any escape could improve lasers.
- 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.
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- Particle Physics
First four-quark particle may have been spotted
If confirmed, the tetraquark could shed light on how atomic nuclei are held together.
- 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.
- Physics
Hard times for theorists in a post-Higgs world
The Large Hadron Collider’s big success leaves no clear avenue for new physics.
- Tech
Faster memory could accelerate computing
Experimental microchip improves reliability and speed of writing and reading data.
- Quantum Physics
Light breaks up to cloak gaps in time
Method could hide messages without sender’s knowledge.
- Chemistry
Microsculptures made easy
Minerals assemble on demand into tiny, complex shapes like tiny flowers.
