When analyzing early universe data, the Standard Model of Cosmology suggests that the universe should be more “clumpy” that ...

To progress to the next level in understanding reality, we need to combine quantum mechanics and Einstein’s general ...

Physicists are increasingly entertaining a radical possibility: our familiar universe of three dimensions of space and one of ...

Everything we see around us, from the ground beneath our feet to the most remote galaxies, is made of matter. For scientists, that has long posed a problem: According to physicists’ best current ...

By combining different kinds of observations, cosmologists have shown that what we see is more easily explained if neutrinos, ...

Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly ...

Using the Super Proton Synchrotron, the team created beams of electron-positron pairs and passed them through a meter-long region of plasma. This setup served as a scaled laboratory version of a ...

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 ...

An analysis of several experiments aimed at detecting the mysterious neutrino has identified a hint of a crack in the ...

The universe's matter-antimatter asymmetry, where matter significantly outweighs antimatter despite their theoretically equal creation at the Big Bang, remains a major unsolved problem in physics.