SpaceWe've spotted the shock wave from an invisible explosion in space For the first time, astronomers have spotted the shock wave from a powerful space explosion called a gamma ray burst without being able to see the burst itself 51¶¯Âþ
SpaceI'm working on a universal language to let us speak to aliens It's time to find a new way to speak across the stars, says Douglas Vakoch, head of METI, the body dedicated to messaging possible alien civilisations Comment