Massive ripples in the very fabric of space and time wash over Earth constantly, although you'd never notice. An astrophysicist is trying a new search for these gravitational waves.

A team of physicists has uncovered a surprising new way to explore one of science's greatest challenges: uniting the two ...

A new study shows the tradeoff between power and efficiency in muscles is governed by proteins that form a molecular tuning ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight Center. Credit: NASA's Goddard Space Flight Center Producer & Director: James ...