One halcyon spring day in 1903, the 69-year-old anatomist and naturalist Dr. James Bell Pettigrew sat at the top of a sloping ...

(NewsNation) — Humans who spend a long time in space, like the two American astronauts expected to return to Earth later this month, can experience a variety of physical changes by the time they get ...

(NewsNation) — Humans who spend a long time in space, like the two American astronauts expected to return to Earth later this month, can experience a variety of physical changes by the time ...

New footage shot in Maine shows what the cameraman believes to be massive footprints from the elusive Bigfoot.

The Salish Sea Feet Mystery has baffled experts for years. Are these severed feet the result of a tragic accident, ocean currents, or something more sinister? Since 2007, more than 20 severed ...

Scientists have pinpointed and described unusual subtypes of fat cells that may help scientists explain why gut fat is linked to poor health. The research could open up new avenues for medical ...