Virtual particles may not be real, but they help physicists track how forces move, and allow for incredibly precise ...

The world’s best clocks may be sensitive to an odd mix of quantum and relativistic effects that would stretch time and test the boundaries of physics ...

This article explores how our understanding of the universe has evolved—from the scale of everyday experience down to the ...

The National Guard is an integral component of the U.S. armed forces, comprised of more than 430,000 civilian soldiers who are able to respond to both domestic crises and overseas conflicts. Over its ...

Understanding singularities is key to resolving gaps in physics, with theories like string theory and causal set theory ...