Quantum calculations amount to sophisticated estimates. But in 1931, Hans Bethe intuited precisely how a chain of particles ...

Greg Piefer is a UW-Madison College of Engineering product who is bullish about fusion uses today while urging patience over ...

An exotic new approach could shrink kilometer-scale machines into table-top devices.

The sun, a searing hot sphere of gas primarily composed of hydrogen and helium, boasts surface and ... The probe recorded data such as particle speed and temperature as the explosion's shock ...

How to answer: A 'description' should include whether the radiation is a wave or particle, its charge (if any) and its composition (eg the number of protons and neutrons or 'is a helium nucleus').

For the first time, researchers have been able to measure the quantum state of electrons ejected from atoms that have ...

For the first time, researchers have been able to measure the quantum state of electrons ejected from atoms that have absorbed high-energy light ...

A pioneering new treatment promises to tackle a wider range of cancers, with fewer side-effects than conventional ...

In a significant new study, researchers suggest that antihelium particles, antimatter twins of helium, picked up by the International Space Station (ISS) may have originated from an undiscovered ...