While many scientists have considered masculine tendencies to be barriers to health and recovery, a small study of about 50 men suggests the opposite. The body-of-steel mentality can boost a guy?s recovery.

Thanks to their keen night vision, cuttlefish can camouflage themselves against nocturnal predators in the briny deep.

By creating a positive mood, laughter may make people more altruistic to strangers.

Scientists have turned water into ice in nanoseconds, which means really, really fast. That's not the most interesting part, though. The ice is hotter than boiling water.

Playing "Gears of War," "Lost Planet," "Halo" and other video games that involve firing guns can improve your vision, new research claims.

The first detailed images of an elusive drug target on the outer wall of bacteria may provide scientists with enough new information to aid design of novel antibiotics. The drugs are much needed to treat deadly infections initiated by Staphylococcus aureus and other bacterial pathogens.