What did ancient Egypt's pharaohs stash inside the pyramids?

A breakthrough in medicine, skin-care, and anti-ageing research could be on the horizon: 53-year-old woman’s skin cells have been altered to look and behave like those of a 23-year-old.

There's a mystery in our universe's expansion rate and the Hubble Space Telescope is on the case

Mystery of Universe’s Expansion Rate: Hubble Data Shows That “Something Weird” Is Going On