Particle Physics
- Particle Physics
In a first, physicists accelerate atoms in the Large Hadron Collider
Ionized lead atoms took a spin around the world’s biggest particle accelerator.
- Particle Physics
A new quasiparticle lurks in semiconductors
Strange entities called collexons hint at undiscovered physics among interacting subatomic particles in a semiconductor.
- Particle Physics
One particle’s trek suggests that ‘spacetime foam’ doesn’t slow neutrinos
Neutrinos and light travel at essentially the same speed, as predicted.
- Particle Physics
50 years ago, neutrinos ghosted scientists
In the last half-century, neutrino detectors have spotted particles cast out by the sun, supernova 1987A and a supermassive black hole.
- Particle Physics
A high-energy neutrino has been traced to its galactic birthplace
The high-energy particle was born in a blazar 4 billion light-years away, scientists report.
- Particle Physics
Readers ask about proton pressure, wearable tech and more
Readers had questions about the pressure inside a proton, wearable tech safety and the effects of global warming on insects.
- Particle Physics
If real, dark fusion could help demystify this physics puzzle
Fusing dark matter particles might explain why galaxy cores have evenly distributed dark matter.
- Particle Physics
Mysterious neutrino surplus hints at the existence of new particles
Neutrinos show up in greater numbers than expected in an experiment, possibly bolstering the idea of a fourth type of the particle.
- Astronomy
Two-faced star reveals a pulsar’s surprising bulk
An ultramassive pulsar is frying its stellar companion so that the star shows two different temperatures.
- Particle Physics
Dark matter particles elude scientists in the biggest search of its kind
The XENON1T experiment saw no signs of hypothetical dark matter particles called WIMPs.
- Particle Physics
The inside of a proton endures more pressure than anything else we’ve seen
For the first time, scientists used experimental data to estimate the pressure inside a proton.
- Particle Physics
The proton’s weak side is just as feeble as physicists thought
Scientists make the most precise measurement yet of the proton’s weak charge and find it agrees with predictions.
