San Francisco 49ers star Christian McCaffrey is amidst an MVP-caliber season. McCaffrey is closing in on history of being the ...

Quantum communication saw major progress, including longer-distance demonstrations and systems that operate closer to ...

A new theory of "dark photons" attempted to explain a centuries-old experiment in a new way this year, in an effort to change ...

Classical Mechanics:** Newton’s second law (F = ma) explains the relationship between force, mass, and acceleration. The law ...