SpaceBubble of hot electrons seen hurtling around our galaxy’s black hole For about two hours, a bubble of extremely hot electrons whirled around the Milky Way’s supermassive black hole at 30 per cent of the speed of light, and then it was destroyed News
SpaceGravitational waves could let us find tiny black holes devouring stars A primordial black hole falling into a neutron star would sink to its centre and devour it in seconds, and we might be able to detect this process using gravitational waves News