ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] What are the chances of the sky falling on our heads? If it's an asteroid hitting Earth that we're talking about, we can't be too sure. Not only do estimates of the current terrestrial meteorite impact rate differ by a factor of five to ten, depending on the approximations used, but we don't know ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/449030a
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