When light scatters off light, a photon can briefly turn into a pair of particles, such as an electron and a positron. These interact and annihilate, turning back into a photon. But if heavier virtual ...

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Fusion reactors may not only generate clean energy but also produce axions, particles linked to dark matter, according to a ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of two colliding neutron stars birthing a black hole. | Credit: O.S. SALAFIA, G.

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 ...

About 80 percent of the universe’s mass is thought to consist of dark matter. And yet, little is known about the composition and structure of the particles that make up dark matter, presenting ...

For years, astronomers have searched for the origins of ultra-high-energy cosmic rays, the most powerful particles in the ...