hat in Biological News

Using 'dominance' to explain dog behavior is old hat

Contrary to popular belief, aggressive dogs are NOT trying to assert their dominance over their canine or human "pack", according to research published by academics at the University of Bristol's Department of Clinical Veterinary Sciences in the Journal of Veterinary Behavior, Clinical Applicatio...

Ancient mother spawns new insight on reptile reproduction

... Zelenitsky, the lead author of the article and an expert on fossil nest sites, and her field assistant. Both were found about 85 km south of Medicine hat in the Manyberries area. "Although it is relatively rare to find the eggs and babies of extinct animals, it is even rarer to find them inside the b...

New sunscreen ingredient to heal sunburn and help prevent skin cancer

...ing people to follow the smart advice: Spend time in the shade between 11am and 3pm Make sure you never burn Aim to cover up with a t-shirt, hat and sunglasses Remember to take extra care with children Then use factor 15+ sunscreen "UVB sunlight is associated with the hottest part of th...

With record resolution and sensitivity, tool images how life organizes in a cell membrane

... some other way [than dyes],'' Boxer said. ''You'd want to have a way that's specific, that tells you which component is which. I'll put on my chemist hat now. When a chemist says, 'I know what's there,' he or she means, 'I know chemically what's there.' I know that this is cholesterol or this is sphingo...

Insect predation sheds light on food web recovery after the dinosaur extinction

...n more intriguing. "We looked at more than 2,000 specimens at Mexican hat and found the usual 16 species of plants," said Wilf. "But the insect mine...e flora. The heavy insect population did not apparently spread from Mexican hat and perpetuate through time because the same plants at younger sites do not...

Georgia Tech accelerates drug discovery with new IBM supercomputing cluster

...aFlops, consists of a cluster of 1,000 AMD Opteron processor-based LS20 nodes for IBM BladeCenter systems (total of 4,000 core processors) running Red hat Linux 4 on the infrastructure nodes and Scientific Linux on the compute nodes. The supercomputer forms the basis of the IBM Cluster 1350, a pre-packag...