Particle Physics
- Climate
Readers question dark fusion, Antarctic ice melting and more
Readers had questions about Antarctic ice melting, dark fusion and greenhouse gas emissions.
- Astronomy
Hopes dim that gamma rays can reveal dark matter
A mysterious glow of gamma rays coming from the center of the Milky Way probably isn’t a sign of dark matter.
- 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.
