28/07/2008

Being a control freak aids dividing cells

Micromanagers may generate resentment in an office setting, but they get results in your body. New data indicate that a dividing cell takes micromanagement to the extreme, tagging more than 14,000 different sites on its proteins ...

Piecing Together an Extinct Lemur, Large as a Big Baboon

Penn State researchers have used computed tomography (CT) technology to virtually glue newly-discovered skull fragments of a rare extinct lemur back into its partial skull, which was discovered over a century ago. Alan Walker, ...

Bioengineers develop 'microscope on a chip'

Researchers at the California Institute of Technology have turned science fiction into reality with their development of a super-compact high-resolution microscope, small enough to fit on a finger tip. This "microscopic microscope" ...

No-tillage plus

Tropical soils often behave differently than temperate soils when being farmed. In tropical regions, soils lose nutrients quickly when cultivated. With food shortages looming and soil quality declining rapidly, new farming ...

Phoenix Revises Method to Deliver Icy Sample

(PhysOrg.com) -- NASA's Phoenix Mars Lander's robotic arm will use a revised collection-and-delivery sequence overnight Sunday with the goal of depositing an icy soil sample in the lander's oven.

Students' Device Aims to Protect Electric Utility Workers

Engineering students at Johns Hopkins have invented a tool that would allow utility workers to disconnect power lines from residential transformers at a safe distance, beyond the range of dangerous electrical arcs.

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