16/09/2013

Dutch chemists develop switchable antibiotic

Scientists at the University of Groningen have developed an antibiotic whose activity can be controlled using light. It is possible to 'switch on' the substance immediately before use, after which it will slowly lose its ...

Photonics: Graphene boosts on-chip light detectors

The fabrication of high-performance light detectors—important for computers and mobile devices—using graphene integrated onto a chip is reported in three independent studies published online this week in Nature Photonics.

Bugs and slime to clean poisoned water

Australian scientists have developed a way to clean up the potentially deadly arsenic that pollutes the drinking water of tens of millions of people around the world.

The grid of the future

The outlet in your living room doesn't know a lot—yet. Unaware of whether they are drawing power from wind, solar, gas, or coal plants, the electrical lines that bring us power in many ways still resemble the chaotic, ...

Apple's Touch ID: Time to come to grips with a touchy subject

Apple's latest and greatest – the iPhone 5s – met a muted reception last week in San Francisco. Although the device's admittedly evolutionary-not-revolutionary updates target early adopters and high-end consumers, industry ...

Get touchy feely with plants

Forget talking to plants to help them grow, gently rubbing them with your fingers can make them less susceptible to disease, a paper in the open access journal BMC Plant Biology reveals.

'Save our kids from computer toxics' scientists warn

An international scientific expert has called for an urgent global effort to save the coming generation of children from being poisoned by toxic residues from the world's ever-growing garbage pile of old mobile phones, computers ...

Diamonds grow like trees, but over millions of years

Diamonds consist of highly compressed carbon atoms and develop deep underground at relatively high pressures and temperatures of over 1000 degrees Celsius. Earth scientists from VU University Amsterdam show that diamonds ...

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