Astronomers on Tuesday said that the asteroid designated 2024 YR4 had become the most likely sizable space rock ever forecast to impact planet Earth....
Since December, astronomers have been carefully studying whether an asteroid between 130 and 300 feet long will impact the Earth in just under eight...
Since 1978, every new group of NASA astronauts has included women and usually reflected a multiplicity of races and ethnicities.That is not simply by...