Is our universe tuned for life?

If any of the fundamental constants of nature, like the speed of light or the strength of gravity, were to change just a little bit, then life as we know it would be completely impossible. This realization has led some to argue that our universe is intelligently designed, made especially […]

Virgin Galactic flies its first space tourists

Virgin Galactic is flying its first space tourists — or ‘private astronauts’ as it likes to call them — on its VSS Unity sub-orbital spaceplane. The passengers aboard the craft with a Virgin Galactic crew are Jon Goodwin, an 80-year-old British Olympian who suffers from Parkinson’s, and Keisha Schahaff and […]

Scientists get a new look inside the Moon

Between 1969 and 1972, astronauts from five Apollo missions placed seismometers on the lunar surface. In 2011, a group of NASA researchers led by Renee Weber used the resulting seismic data to get a picture of what lies at the Moon’s center. Their results inferred a solid inner core and […]