View Full Version : New Impact Rate Count Lays Nemesis Theory to Rest

2011-Aug-01, 03:00 PM
From a Max Planck Institute for Astronomy press release: Is the Earth more likely or less likely to be hit by an asteroid or comet now as compared to, say, 20 million years ago? Several studies have claimed to have found periodic variations, with the probability of giant impacts increasing and decreasing in a regular [...]

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