SpaceSpeeding star offers a rare glimpse of the Milky Way's galactic centre A star has been spotted shooting away from the heart of our galaxy at around 500 kilometres per second, giving astronomers clues about a group of stellar objects that are hard to observe directly 51¶¯Âþ
MindDo we all see red as the same colour? We finally have an answer It is impossible for us to know exactly how another person's experience of the world compares to our own, but a new experiment is helping to reveal that colour is indeed a shared phenomenon 51¶¯Âþ