Last weeks pinpoint touchdown of NASAs Mars Perseverance rover in Jezero Crater was historic for many reasons, chief among them the epochal nature of the missions task of seeking...

Join Scientific American for a conversation about the next steps in humanitys reconnaissance of Mars. Featuring Casey Dreier, senior space policy adviser at the Planetary Society, and space..

The SARS-CoV-2 coronavirus seems to be suddenly acquiring mutations at a rapid rate. The most worrying variants, first discovered in South Africa and Brazil, increase the viruss contagiousness..