23/12/2011

The machinery of chromatin regulation

Ten years after the human genome was first published, researchers have found new clues into the machinery that influences gene function. The team, led by Bradley Bernstein, an associate professor of pathology at Massachusetts ...

Optogenetics -- Combination switch turns neurons on and off

(PhysOrg.com) -- Flies that display courtship behaviour at the press of a button, worms made to wriggle by remote control: since the dawn of optogenetics, scientists can turn nerve cells on and off using pulses of light. ...

Mercury's magnetic field -- nipped in the bud

(PhysOrg.com) -- Mercury, the smallest of the eight planets with a diameter of 4900 kilometres and the closest to the Sun, looks more like the Moon than the Earth from the outside. It is the only rocky planet that has a global ...

US Internet users not as scam-savvy as they think

US Internet users are continuing to fall for online scams, especially if the promised prize is a chance at a hip new gadget such as a tablet computer, according to a new study.

Unnatural disasters

Global wildlife is facing an unprecedented threat from natural disasters exacerbated by climate change, warn scientists in a paper published in Trends in Ecology and Evolution.

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