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Everyone seems to agree that the Tyrannosaurus rex Sue was seriously debilitated with perhaps a lifelong lameness. Peter L. Larson attributes her survival to care and feeding by group members. Is there evidence of group care for the injured among reptiles of any era? Might Sue’s survival be due not to group care but simply […]
- Paleontology
Turn Your Head and Roar
The analysis of fossils that preserve evidence of diseases that appear to be similar or identical to afflictions that strike modern animals, including humans, could help scientists better grasp the causes and courses of today's ailments.
- Math
Searchers capture a champion megaprime
A participant in the Great Internet Mersenne Prime Search set the record for the largest known prime number, which runs to 4,053,946 decimal digits.
