Human skin teems with a zoo of strange microbes in colonies that are nearly unique from person to person and many of which are new to science, new research finds.

The lure of popularity has led many a teen to jump through social hoops. Turns out, adults are just as vulnerable, and their need to fit in can have serious health consequences.

If living healthier and longer is not enough of an incentive, consider better sex as one more advantage to diet and exercise.

The discovery of two skeletons of the most primitive human predecessors ever found shows that primates are 10 million years older than previously thought.

Inbreeding often conjures visions of mutant offspring, but scientists now find it can have its advantages in the wild.

Peering through branches from its daytime resting site is this green ringtail possum, an uncommon denizen of the rainforest belt of northern Australia.