Dietary nitrate -- found in beetroot juice -- significantly increases muscle force during exercise

See The Giraffe-Sized Asteroid Found On Saturday Whizz Scary Close To Earth This Week

Astronomers Have Revealed Our Galaxy's Farthest Frontier. Scientists say that by tracking the Milky Way's "heartbeat" of stars they've found the edge of our cosmic neighborhood.

An enormous Martian cloud returns every spring. Scientists found out why.