Some signs of an alien civilization are easier to spot than signs of life itself. On technosignatures, from CFCs and industrial gases to the pandemic dip in pollution, and why Earth's most detectable moment might be right now. from Universe Today https://ift.tt/eZNFisJ via IFTTT
This NASA/ESA/CSA James Webb Space Telescope Picture of the Month takes us to a fantastical realm within our home galaxy, where piercing starlight and billowing winds sculpt dust clouds into inventive shapes. This scene is from the Carina Nebula, which lies just 7500 light-years away in the constellation Carina (the Keel). from Universe Today https://ift.tt/DM7ceaA via IFTTT