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 ...

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.

A Senate blue ribbon subcommittee is set to conduct a motu proprio investigation into the collapse of the Cabagan-Sta. Maria ...