Once we got past the fact that it felt like we were seeing double, we were blown away by Marlowe’s fashion sense. The 12-year-old looked so grown up and stylish in the preppy-chic outfit she wore to a ...

Dark energy, the mysterious force thought to be driving the ever-faster expansion of the universe, appears to be changing over time, according to new observations released Wednesday. If dark ...

Dark energy, the mysterious force thought to be driving the ever-faster expansion of the universe, appears to be changing over time, according to new observations released Wednesday. If dark energy is ...

The solar-powered Blue Ghost went dark on Sunday evening (March 16) after the sun set on its lunar locale, bringing an end to a highly successful two weeks of surface operations on the moon.