Particle Physics
- Astronomy
Universes with no weak force might still have stars and life
An alternate universe that lacks one of the four fundamental forces might still have galaxies, stars, planets and perhaps life, a new study suggests.
- Particle Physics
Clumps of dark matter could be lurking undetected in our galaxy
Dark matter, assumed to form featureless blobs, might clump together into smaller objects.
- Astronomy
Mysterious high-energy particles could come from black hole jets
Three types of high-energy cosmic particles could all have the same source: black holes in galaxy clusters.
- Particle Physics
Magnets with a single pole are still giving physicists the slip
Using data from particle accelerators and dead stars, scientists eliminate some possible masses for magnetic monopoles.
- Particle Physics
Excess antielectrons aren’t from nearby dead stars, study says
Pulsars might not be behind excess antimatter, gamma-ray observations suggest.
- Particle Physics
Readers question photons colliding, black sea snakes and more
Readers had questions about brain flexibility, black sea snakes and photon collisions.
- Astronomy
Ultrahigh energy cosmic rays come from outside the Milky Way
The biggest cosmic ray haul ever points toward other galaxies as the source of the rays, not our own.
- Astronomy
The sun’s strongest flare in 11 years might help explain a solar paradox
The sun tends to release its biggest flares at the ends of solar cycles — and we might finally be able to test why.
- Particle Physics
Dark matter still remains elusive
Scientists continue the search for particles that make up the universe’s missing matter.
- Particle Physics
The results from a slew of experiments are in: Dark matter remains elusive
Scientists continue the search for particles that make up the universe’s missing matter.
- Particle Physics
Normally aloof particles of light seen ricocheting off each other
Scientists spot evidence of photons interacting at the Large Hadron Collider.
- Particle Physics
Neutrino experiment may hint at why matter rules the universe
T2K experiment hints at an explanation for what happened to antimatter.
