Not only can comets that hit the Earth damage the surface, but according to
Comets and the Origin and Evolution of Life (Springer-Verlag, £29, ISBN 0
387 94650 0), edited by Paul Thomas, Christopher Chyba and Christopher McKay,
they might even have seeded the planet with the very building blocks of life
itself. Or, later, interfered with the way that life evolved. Scary stuff.
More from Â鶹´«Ã½
Explore the latest news, articles and features
Popular articles
Trending Â鶹´«Ã½ articles
1
Exclusive report: Inside Chernobyl, 40 years after nuclear disaster
2
Neanderthal infants were enormous compared with modern humans
3
Collapse of key ocean current may release billions of tonnes of carbon
4
The man who crawls into the perilous heart of the Chernobyl reactor
5
Electric vehicle owners could earn thousands by supporting power grid
6
How autoimmune conditions can unexpectedly drive mental illness
7
A crisis in cosmology may mean hidden dimensions really exist
8
Quantum computers could usher in a crisis worse than Y2K
9
Monkeys walk around a virtual world using only their thoughts
10
Are Neanderthals descendants of modern humans?
