In 1867, Lord Kelvin imagined atoms as knots in the aether. The idea was soon disproven. Atoms turned out to be something ...

How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, ...

Physicists have been chasing one of the universe’s strangest mysteries—neutrinos, nearly invisible particles that zip through ...

Why did they form at that time? Astronomers know from observing distant exploding stars that the size of the universe has ...

Virtual particles exploit the natural fuzziness of the subatomic world, where if these ephemeral particles live briefly enough, they can also briefly borrow their energy from empty space. The haziness ...

According to the laws of physics, matter and antimatter behave the same way and were formed in equal quantities in the Big ...

Chalmers researchers have developed a simple, light-based platform to study the mysterious “invisible glue” that binds materials at the nanoscale. Gold flakes floating in salt water reveal how quantum ...

Ever wondered what makes up the universe? Explore the fascinating world of fundamental particles, from the tiniest quarks to the atoms shaping our reality, in this concise guide.

A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the ...

At the heart of the Milky Way, a faint and widespread glow of gamma rays has puzzled astronomers for decades. The light could ...

In a new analysis, physicists provide the most precise picture yet of how neutrinos change 'flavor' as they travel through ...

Einstein was a great thinker who made plenty of mistakes—errors that sometimes led to more meaningful discoveries in physics, ...