May 31, 2026 Researchers have developed a compact quantum detector that makes terahertz radiation much easier to detect. A specially designed metasurface funnels incoming energy into tiny active ...

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Explore the laws of matter and energy while mastering physics concepts that explain the universe, power innovation, and matter and energy. Participate in paid cooperative education and hands-on ...

Quantum physics is the study of matter and energy at its most fundamental level. A central tenet of quantum physics is that energy comes in indivisible packets called quanta. Quanta behave very ...

Highly ranked nationally and internationally, CU Boulder’s Department of Physics is an ideal next step in your academic career. We offer a top-notch education and unbeatable research opportunities for ...

Nuclear physics is the study of the protons and neutrons at the centre of an atom and the interactions that hold them together in a space just a few femtometres (10-15 metres) across. Example nuclear ...

The idea of the atom as the building block of matter has developed over time. What was thought of as a single particle about 1 × 10‾¹⁰ m across is now known to be a collection of smaller particles.

Energy close energyEnergy can be stored and transferred. Energy is a conserved quantity. can be described as being in different ‘stores’. Energy cannot be created or destroyed. Energy can be ...

Dropping your phone in the toilet feels catastrophic—but 800 years ago, a merchant in Germany did the same thing with a tiny wax notebook. Unlike our gadgets, however, the notebook survived the plunge ...

A single subatomic particle from deep space had the same energy as a baseball pitch, and scientists still don’t know how it got here ...