NASA Tracking 'Potentially Hazardous' Empire-State—Sized Asteroids Incoming
The asteroids, named 447755 (2007 JX2) and (2020 XR), are each estimated to be roughly between 900 feet and 2,100 feet across ...
Evidence of primordial black holes may be hiding in planets, or even everyday objects here on Earth
A theoretical study suggests that small black holes born in the early universe may have left behind hollow planetoids and microscopic tunnels, and that we should start looking within rocks and old ...