obelos Karma 686 Created 14 years ago About https://keyoxide.org/C7D5319C48013D64789BCD2B0EBD979D7B3BC863 Recent Submissions 1. ▲ Metals from spacecraft reentry in stratospheric aerosol particles (pnas.org) 2 points · 2 years ago · 0 comments All submissions on HN · View profile on HN