Scientific American1 天
Newfound Asteroid May Hit Earth in 2032, Scientists Say
The possibility of the asteroid 2024 YR4 impacting our planet might not be ruled out until 2028, raising the prospect we’ll ...
Space on MSN12 天
Scientists call on UN to help solve Earth's space junk problem
An international group of researchers is calling on the United Nations to include the protection of Earth's orbit in the U.N.