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Yes. On cosmic timescales, comets hit Earth frequently, but
Amazing answers to your curious questions
Not only has Earth been around for billions of years, it’s been keeping a log of its journey across time
As I type this, we’re enduring that rare thing in the UK: a heatwave. It can make life uncomfortable by day and unbearable at night. It also makes you acutely aware of how you sleep and begs the quest
How our knowledge of these worlds beyond the Solar System has exploded in the last three decades
Planetary physicist Dr Sheila Kanani on why now is the time to spot shooting stars and a sunlit Saturn
