On 19 October vet Andrew Melville-Smith was driving near the Spencer Gulf in South Australia in his new Tesla Model Y when there was a deafening explosion and he and his passengers were showered with

Astronomers are now regularly detecting planets thousands of light years from Earth – but have we missed one in our own Solar System?

Amazing answers to your curious questions

Projecting our consciousness into other bodies and walking on alien worlds might not be such a far-flung concept

Although it’s by no means certain, scientists are slowly accumulating evidence that life once existed on the Red Planet

We humans are always wondering whether we’re alone in the Universe. But what if we are one of a long line of species that were around long before our planet even existed? This intriguing idea, that li