Besides stars, the United States Navy uses quasars as beacons. Quasars are distant galaxies with supermassive black holes, surrounded by ... X-Ray Flashes from a Nearby Supermassive Black Hole ...
Partly cloudy. The chance of a thunderstorm. Winds northwesterly 20 to 30 km/h tending northwest to southwesterly 15 to 25 km/h in the evening. Sun protection recommended from 8:00 am to 4:20 pm, UV ...