Dinosaur Extinction Story Becomes More Chancy
July 29, 2014
Why did dinosaurs die but birds and butterflies survive? The latest idea involves sheer dumb luck.
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Parasites Can Help the Ecology
March 16, 2014
A parasitologist suggests that parasites don't just rob and steal; they usually do good as functional players in an ecosystem.
Scientific Ignorance Becomes Apparent
July 18, 2012
Two reports indicate that what we know we don't know vastly exceeds what we think we know.