04/03/2008

Molecular alliance that sustains embryonic stem cell state

One of the four ingredients in the genetic recipe that scientists in Japan and the U.S. followed last year to persuade human skin cells to revert to an embryonic stem cell state, is dispensable in ES cells, thanks to the ...

Preserving the Hemlock

As part of an ongoing effort to preserve the imperiled eastern hemlock tree species, researchers from North Carolina State University have successfully located the most genetically diverse populations of the species in the ...

Unusual brand logos and images work well

The world of branding is full of iconic characters, images and logos that help hawk a company's wares, but those that seem to have little in common with its product may be the most effective, says a University of Michigan ...

Archeologists Find Ancient Cemetery in Egypt

The El Hibeh tell — a mound of ancient human architecture, artifacts and debris — is so rich with the remnants of human life in central Egypt that shards of pottery literally crunch under a visitor’s feet. Beads, jug ...

AMD Launches 780 Chipset

AMD is announcing the availability of the AMD 780G chipset, designed to deliver the ultimate mainstream computing experience.

National Zoo scimitar-horned oryx going into the wild

A male scimitar-horned oryx from the Smithsonian’s National Zoo’s Conservation and Research Center in Front Royal, Va., is playing an important role in ensuring the species does not vanish from the planet.

Spring is Aurora Season

What are the signs of spring? They are as familiar as a blooming daffodil, a songbird at dawn, a surprising shaft of warmth from the afternoon sun. And, oh yes, don’t forget the aurora borealis. Spring is aurora season. ...

Biologists surprised to find parochial bacterial viruses

Biologists examining ecosystems similar to those that existed on Earth more than 3 billion years ago have made a surprising discovery: Viruses that infect bacteria are sometimes parochial and unrelated to their counterparts ...

PANTHER sensor quickly detects pathogens

Researchers at MIT Lincoln Laboratory have developed a powerful sensor that can detect airborne pathogens such as anthrax and smallpox in less than three minutes.

Tuberculosis bacterium is double-protected

The first 3-D images that disclosure a double membrane surrounding mycobacteria were recorded by Martinsried scientists, ending a long scientific debate about the mycobacterial outer membrane and opening new pathways to improve ...

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