29/07/2011

Metamaterials used to mimic the Big Crunch

Spacetime analogs is an emerging field of physics in which scientists investigate systems having mathematical links with general relativity, and test their theories about the early behavior of the universe. The latest in ...

Dolphins have ability to sense electrical signals

In a new study published in the Proceedings of the Royal Society B, researchers reveal the discovery of how the Guiana dolphin, Sotalia guianensis, is able to sense electric fields of prey in the water using structures found ...

War on willows

Willows are major environmental weeds of riverbank habitats across much of south-eastern Australia. They obstruct water flow, increase water temperature, change water chemistry and can displace native riverine plant species.

Oracle to HP: Core of lawsuit 'complete fiction'

(AP) -- Oracle says a former Hewlett-Packard executive has been falsely accused of stealing trade secrets in one of several ongoing legal skirmishes between the two technology heavyweights.

Sun-free photovoltaics

A new photovoltaic energy-conversion system developed at MIT can be powered solely by heat, generating electricity with no sunlight at all. While the principle involved is not new, a novel way of engineering the surface ...

page 4 from 5