According to the model, dark matter may have started as particles that were hot, light, massless, and fast. As the universe ...

Neutrinos are very common fundamental particles included in the Standard Model of particle physics. Measuring their ...

Scientists may have finally uncovered the mystery behind ultra-high-energy cosmic rays — the most powerful particles known in ...

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

By listening for ghostly radio echoes from the early Universe, scientists believe future Moon missions could determine what ...

The particles that are in an atom: protons, neutrons and electrons The particles that are in protons and neutrons: quarks The four fundamental forces: gravity, electromagnetism, the strong force and ...

Researchers analyze how long black hole, white dwarf and neutron stars take to decay to determine universe's age.

What if the universe remembers? A bold new framework proposes that spacetime acts as a quantum memory. For over a hundred ...

A comprehensive review explores how particles containing heavy quarks (known as charm and bottom hadrons) interact in a hot, dense environment called hadronic matter. The authors have published a ...

A neutrino sensor array, ARCA, lines the Mediterranean seafloor near Sicily. A physicist took ARCA’s first huge win to a warm ...

Exploring the four fundamental particles photon, electron, quark, and neutrino that make up everything in the universe.

Forget about turtles; for all practical purposes, it’s really particles all the way down. Consider the seemingly simple matter of their size, the very thing that makes them so alien. We’re typically ...