Details of dental wear revealed

The teeth of mammals experience constant wear. However, the details of these wear processes are largely unknown. Researchers at the University of Zurich have now demonstrated that the various areas of herbivores' teeth differ ...

Planet of the Apes: Furry mammals evolved a tuned spin dry

When a wet dog shakes himself dry, he does something amazing. He hits just the right rhythm to maximize the drying effect with minimal effort. The seemingly casual jiggle imparts enough centrifugal force to expel 70 percent ...

PCs out as Senegal opens world's first tablet cafe

Among the washer women, carpenters, busy waiters and squabbling children sweltering under the midday sun on this dusty Dakar street an Internet revolution is taking place in the world's first tablet cafe.

Genomic assay as an alternative to animal testing

The method developed by the group in Lund is based on human cells grown in a laboratory. The cells are exposed to a chemical and then parts of their genetic content are filtered out and transferred to a microchip.

Mutant mosquitoes lose their appetite for humans

(Phys.org) —What draws a mosquito to bite its host has long been studied from the perspective of the victim—uncovering which smells and chemicals lure the insect in. But researchers at Rockefeller's Laboratory of Neurogenetics ...

Small winners in the mammalian race to evolve

It takes at least 10 times as many generations for a mouse to reach elephantine proportions as for the reverse transition, reveals a vast study of mammalian evolution over the past 70 million years.

Guinea pigs not 'dumbed down' by domestication

Despite reductions in brain size, domestication has not reduced the ability of guinea pigs to navigate a water maze. Researchers writing in BioMed Central's open access journal Frontiers in Zoology tested domesticated and ...

GM rice spreads, prompts debate in China

Genetically modified rice has been spreading illegally for years in China, officials have admitted, triggering a debate on a sensitive aspect of the food security plan in the world's most populous nation.

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