25/10/2007

Hubble spies shells of sparkling stars around quasar

New images taken with NASA’s Hubble Space Telescope – part of a research project led by UC Riverside’s Gabriela Canalizo – have revealed the wild side of an elliptical galaxy, nearly two billion light-years away, ...

New insights into how lasers cut flesh

Lasers are at the cutting edge of surgery. From cosmetic to brain surgery, intense beams of coherent light are gradually replacing the steel scalpel for many procedures.

Drugstore in the dirt

French clay that kills several kinds of disease-causing bacteria is at the forefront of new research into age-old, nearly forgotten, but surprisingly potent cures. Among the malevolent bacteria that a French clay has been ...

Scientists alter sexual orientation in worms

University of Utah biologists genetically manipulated nematode worms so the animals were attracted to worms of the same sex – part of a study that shows sexual orientation is wired in the creatures’ brains.

Frog study takes leaf out of nature's book

A brightly coloured tropical frog under threat of extinction is the focus of a new research project hoping to better understand how environment and diet influence its development and behaviour.

Research sheds new light on how diseases jump across species

Researchers at the University of Leeds have made a breakthrough in understanding a virus which poses one of the greatest global disease threats to wild carnivores including lions, African wild dogs and several types of seal.

Meteor no longer prime suspect in great extinction

The greatest mass extinction in Earth’s history also may have been one of the slowest, according to a study that casts further doubt on the extinction-by-meteor theory.

NASA's James Webb Space Telescope gets 'SpaceWired'

NASA's James Webb Space Telescope will use a new advanced technology network interface called "SpaceWire" that enables the components on the telescope to work more efficiently and more reliably with each other.

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