News

H1N1 virus
Feb 23, 2012 08:36 AM EST

Opinion: H5N1 flu is just as dangerous as feared, now requires action

The debate about the potential severity of an outbreak of airborne H5N1 influenza in humans needs to move on from speculation and focus instead on how we can safely continue H5N1 research and share the results among researchers, according to a commentary to be published in mBio®, the online open-...

Mackenzie Bay, Antarctica
Feb 23, 2012 08:31 AM EST

NASA World Observatory: Mackenzie Bay, Antarctica

Off the northeastern edge of Antarctica’sAmery Ice Shelf lies Mackenzie Bay, which was painted with a ghostly blue-green mass in early February 2012. Similarly colored tendrils also streamed northward across the ocean, their flow sometimes interrupted by icebergs.

Activity at Kizimen Volcano
Feb 23, 2012 08:20 AM EST

Activity at Kizimen Volcano

The ongoing eruption of Russia’s Kizimen Volcano is reshaping the mountain. A massive lava flow is growing on the volcano’s eastern flank, and debris from the flow is building up the lower slopes. Additional debris is filling a stream valley north of the volcano.

Virtual Colonoscopy
Feb 23, 2012 08:12 AM EST

CT colonography shown to be comparable to standard colonoscopy

Computerized tomographic (CT) colonography (CTC), also known as virtual colonoscopy, is comparable to standard colonoscopy in its ability to accurately detect cancer and precancerous polyps in people ages 65 and older, according to a paper published online today in Radiology. This is consistent with...

Brain
Feb 23, 2012 08:02 AM EST

A Unique On-Off Switch for Hormone Production

After we sense a threat, our brain center responsible for responding goes into gear, setting off a chain of biochemical reactions leading to the release of cortisol from the adrenal glands. Dr. Gil Levkowitz and his team in the Molecular Cell Biology Department have now revealed a new kind of ON-OFF...

Great Barrier Reef
Feb 22, 2012 09:40 PM EST

Great Barrier Reef Sperm Bank to Preserve Corals for Future [PHOTOS]

Never again the Great Barrier Reef will be genetically as diverse as today. This scientists agree on and kick off a new initiative to preserve as much as possible of this bio-diversity.

Grizzly Bear
Feb 22, 2012 03:13 PM EST

Solved! Mystery that Stumped Ecosystem Modelers

As scientists warn that the Earth is on the brink of a period of mass extinctions, they are struggling to identify ecosystem responses to environmental change. But to truly understand these responses, more information is needed about how the Earth's staggering diversity of species originated.

What can animals' survival instincts tell us about understanding human emotion?
Feb 22, 2012 03:01 PM EST

What Can Animals' Survival Instincts Tell Us About Understanding Human Emotion?

Can animals' survival instincts shed additional light on what we know about human emotion? New York University neuroscientist Joseph LeDoux poses this question in outlining a pioneering theory, drawn from two decades of research, that could lead to a more comprehensive understanding of emotions in b...

Be Careful!  Pain Can Be Contagious: Study
Feb 22, 2012 02:49 PM EST

An 'off' switch for pain

The notion of a pain switch is an alluring idea, but is it realistic? Well, chemists at LMU Munich, in collaboration with colleagues in Berkeley and Bordeaux, have now shown in laboratory experiments that it is possible to inhibit the activity of pain-sensitive neurons using an agent that acts as a ...

XML3D
Feb 22, 2012 02:29 PM EST

Cebit 2012: Interactive 3-D Graphical Objects As an Integral Part of Online Shops

When customers visit an online shop, they want to see all parts of a product; they want to enlarge it, or visualize adjusting single elements. Until now, web developers have been dealing with a multiplicity of different programs, in order to illustrate articles on the Internet in such a complex way....

Corey Hewitt, Wake Forest University
Feb 22, 2012 02:23 PM EST

New Nanotechnology Converts Heat into Power When It's Needed Most

Never get stranded with a dead cell phone again. A promising new technology called Power Felt, a thermoelectric device that converts body heat into an electrical current, soon could create enough juice to make another call simply by touching it.

Identifying malaria parasites
Feb 22, 2012 02:05 PM EST

1 Step Closer to Blocking the Transmission of Malaria

MMV and partners have completed the first-ever comparative analysis of all currently available and in-development antimalarials in terms of the steps they target in the parasite's lifecycle. This information provides the missing pieces of the puzzle needed to develop future medicines able to block t...

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