31/08/2011

A step toward a saliva test for cancer

A new saliva test can measure the amount of potential carcinogens stuck to a person's DNA -- interfering with the action of genes involved in health and disease -- and could lead to a commercial test to help determine risks ...

London 2012 to be broadcast in 3D

The London 2012 Olympics will be the first to be broadcast live in 3D, Japanese electronics giant Panasonic announced on Wednesday.

First lizard genome sequenced

(PhysOrg.com) -- The green anole lizard is an agile and active creature, and so are elements of its genome. This genomic agility and other new clues have emerged from the full sequencing of the lizard's genome and may offer ...

Humans shaped stone axes 1.8 million years ago, study says

A new study suggests that Homo erectus, a precursor to modern humans, was using advanced toolmaking methods in East Africa 1.8 million years ago, at least 300,000 years earlier than previously thought. The study, published ...

Resistance to antibiotics is ancient: study

Scientists were surprised at how fast bacteria developed resistance to the miracle antibiotic drugs when they were developed less than a century ago. Now scientists at McMaster University have found that resistance has been ...

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