Particle Physics
- Particle Physics
Neutrinos seen scattering off an atom’s nucleus for the first time
New type of interaction confirms that neutrinos play by the rules.
- Particle Physics
Newfound particle relies on its charm(s)
First-of-its-kind subatomic particle is composed of two charm quarks and an up quark.
- Planetary Science
Readers intrigued by Mars’ far-out birth
Readers sent feedback on the Red Planet's formation, jumping genes and more
- Particle Physics
Readers puzzled by proton’s properties
Readers sent feedback on under-ice greenhouses in the Arctic, the Martian atmosphere and more.
- Particle Physics
Antiproton count hints at dark matter annihilation
Antimatter in cosmic rays could be a sign of dark matter.
- Particle Physics
Collider data hint at unexpected new subatomic particles
A set of particle decay measurements could be evidence for new physics.
- Particle Physics
Scientists find amazement in what’s most familiar
Acting Editor in Chief Elizabeth Quill discusses the unexpected nature of science.
- Physics
There’s still a lot we don’t know about the proton
Researchers are puzzling over the proton's radius, spin and whether it decays.
- Particle Physics
New particle probably can’t explain nuclear reactor neutrino mystery
An antineutrino anomaly seems due to problems with scientists’ predictions, not sterile neutrinos.
- Particle Physics
Readers question supernova physics
Star-destroying neutrinos, heart-hugging robots and more in reader feedback.
- Particle Physics
Large Hadron Collider experiment nabs five new particles
LHCb experiment detects new particles composed of two strange quarks and one charm quark.
- Particle Physics
Rare triplet of high-energy neutrinos detected from an unknown source
The IceCube Neutrino Observatory spotted three neutrinos within 100 seconds that seem to have come from the same place in the sky.
