Particle Physics
- 			
			
		Particle PhysicsDark matter still remains elusive
Scientists continue the search for particles that make up the universe’s missing matter.
 - 			
			
		Particle PhysicsNormally aloof particles of light seen ricocheting off each other
Scientists spot evidence of photons interacting at the Large Hadron Collider.
 - 			
			
		Particle PhysicsNeutrino experiment may hint at why matter rules the universe
T2K experiment hints at an explanation for what happened to antimatter.
 - 			
			
		Particle PhysicsNeutrinos seen scattering off an atom’s nucleus for the first time
New type of interaction confirms that neutrinos play by the rules.
 - 			
			
		Particle PhysicsNewfound particle relies on its charm(s)
First-of-its-kind subatomic particle is composed of two charm quarks and an up quark.
 - 			
			
		Planetary ScienceReaders intrigued by Mars’ far-out birth
Readers sent feedback on the Red Planet's formation, jumping genes and more
 - 			
			
		Particle PhysicsReaders puzzled by proton’s properties
Readers sent feedback on under-ice greenhouses in the Arctic, the Martian atmosphere and more.
 - 			
			
		Particle PhysicsAntiproton count hints at dark matter annihilation
Antimatter in cosmic rays could be a sign of dark matter.
 - 			
			
		Particle PhysicsCollider data hint at unexpected new subatomic particles
A set of particle decay measurements could be evidence for new physics.
 - 			
			
		Particle PhysicsScientists find amazement in what’s most familiar
Acting Editor in Chief Elizabeth Quill discusses the unexpected nature of science.
 - 			
			
		PhysicsThere’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 PhysicsNew particle probably can’t explain nuclear reactor neutrino mystery
An antineutrino anomaly seems due to problems with scientists’ predictions, not sterile neutrinos.