The bold question-askers at What If investigate antimatter and whether the universe has an “evil twin” hiding in plain sight.

An attosecond—or 0.000000000000000001 second—is no time at all for a person. That is not so for electrons, atoms and ...

The Avengers are called Earth's Mightiest Heroes, but some of the members are so overpowered that it makes the rest seem ...

Knowable Magazine reports on attosecond science, revealing how scientists study atomic interactions at unbelievable speeds to ...

Originally introduced as an evil Superman knockoff, Marvel’s Hyperion would, over time, evolve into a more heroic character, ...

T-symmetry offers insights into the nature of time, revealing how fundamental physical laws remain invariant under time ...

The Department of Nuclear and Corpuscular Physics plays a very active role in the experimental aspect of this scientific ...

Quantum mechanics looks at how things work at the atomic and subatomic levels, where particles behave in ways that seem ...

Scientists are on the trail of a mysterious five-particle structure that could challenge one of the biggest theories in ...

Proxima Centauri b is the closest known exoplanet that could be in the habitable zone of its star. Therefore, it has garnered ...

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.