Satellite burnup during atmospheric reentry is increasing as megaconstellations expand, raising documented concerns about ozone chemistry, stratospheric particles, and current deorbiting standards.
STOCKHOLM — Three U.S.-based scientists won the Nobel Prize in chemistry Wednesday for their work on quantum dots — particles just a few atoms in diameter that can release very bright colored light ...
Physicists are eyeing charged gravitinos—ultra-heavy, stable particles from supergravity theory—as possible Dark Matter candidates. Unlike axions or WIMPs, these particles carry electric charge but ...