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Formation of the smallest droplet of acid

Formation of the smallest droplet of acid

Chemistry / Analytical Chemistry

created Jun 19, 2009 | popularity 3 / 5 (2) | comments 1

Exactly four water molecules and one hydrogen chloride molecule are necessary to form the smallest droplet of acid. This was the result of work by the groups of Prof. Dr. Martina Havenith (physical chemistry) ...


Engineered killer T cell recognizes HIV-1's lethal molecular disguises

Engineered killer T cell recognizes HIV-1's lethal molecular disguises

Medicine & Health / HIV & AIDS

created Nov 09, 2008 | popularity 4.6 / 5 (14) | comments 1

Researchers at the University of Pennsylvania School of Medicine and colleagues in the United Kingdom have engineered T cells able to recognize HIV-1 strains that have evaded the immune system. The findings ...


Suzaku spies treasure trove of intergalactic metal

Suzaku spies treasure trove of intergalactic metal

Space & Earth / Astronomy

created Dec 02, 2009 | popularity 4.7 / 5 (6) | comments 1

Every cook knows the ingredients for making bread: flour, water, yeast, and time. But what chemical elements are in the recipe of our universe?


Hatchery fish may hurt efforts to sustain wild salmon runs

Biology / Ecology

created Jun 10, 2009 | popularity 5 / 5 (1) | comments 1

Steelhead trout that are originally bred in hatcheries are so genetically impaired that, even if they survive and reproduce in the wild, their offspring will also be significantly less successful at reproducing, according ...


Eruption Hill

Lavas from Hawaiian volcano contain fingerprint of planetary formation

Space & Earth /

created Jun 19, 2008 | popularity 4.3 / 5 (6) | comments 0

Hikers visiting the Kilauea Iki crater in Hawaii today walk along a mostly flat surface of sparsely vegetated basalt. It looks like parking lot asphalt, but in November and December 1959, it emitted the orange ...


Astronomer Triggers Public’s Online Search for Overlapping Galaxies

Space & Earth / Astronomy

created Dec 20, 2007 | popularity 4.4 / 5 (13) | comments 0

Armchair astronomers using the galaxyzoo.org Web site have identified more than 500 overlapping galaxies in the local Universe when astronomers had previously only known of 20 such systems.


NIST test proves 'the eyes have it' for ID verification

NIST test proves 'the eyes have it' for ID verification

Technology / Computer Sciences

created Nov 04, 2009 | popularity 5 / 5 (3) | comments 0

The eyes may be the mirror to the soul, but the iris reveals a person's true identity—its intricate structure constitutes a powerful biometric. A new report by computer scientists at the National Institute ...


Simple bedside test improves diagnosis of chronic back pain, could guide treatment

Simple bedside test improves diagnosis of chronic back pain, could guide treatment

Medicine & Health / Diseases

created Apr 07, 2009 | popularity 5 / 5 (3) | comments 0

A simple and inexpensive method of assessing pain, developed by Massachusetts General Hospital (MGH) researchers, is better than currently used techniques for distinguishing neuropathic pain - pain caused ...


Metadata bring order to digital chaos

Technology / Hi Tech

created Sep 10, 2008 | popularity 3.3 / 5 (4) | comments 0

MP3 files, video streams, digital images – the flood of multimedia data swells higher every day. New systems help the user to keep tabs on it all. At the International Broadcasting Convention IBC in Amsterdam on September ...


Cheating is easy -- for the social amoeba

Biology /

created Feb 13, 2008 | popularity 4 / 5 (1) | comments 0

Cheating is easy and seemingly without cost for the social amoeba known as Dictyostelium discoideum, said a team of researchers from Baylor College of Medicine and Rice University in Houston who conducted the first genome-scale ...


Causes of disease can be revealed by metabolic fingerprinting

Causes of disease can be revealed by metabolic fingerprinting

Medicine & Health / Research

created Apr 21, 2008 | popularity 4.8 / 5 (4) | comments 0

Your metabolic 'fingerprint' can reveal much about the possible causes of major diseases, according to the first 'metabolome-wide' association study ever carried out, published today in the journal Nature.


DIY 'tinkerers' create more than mere toys from spare parts

Technology / Engineering

created Apr 29, 2009 | popularity 4.5 / 5 (10) | comments 2

To Ken Delahoussaye, an old computer, cell phone, camera or even a child's toy is much more than a disposable device. Each is something he can take apart and fuse with other parts to create something totally new.


Astronauts trying to revive Hubble spectrograph (AP)

Stuck bolt, dead battery bedevil Hubble repairs

Space & Earth / Space Exploration

created May 17, 2009 | popularity 4.1 / 5 (9) | comments 9

(AP) -- Spacewalkers' specially designed tools couldn't dislodge a balky bolt interfering with repairs Sunday at the Hubble Space Telescope, so they took an approach more familiar to people puttering around ...


A difficult youth is a good thing for a fish, report scientists at UC-Santa Barbara

A difficult youth is a good thing for a fish

Biology /

created Jan 29, 2008 | popularity 4 / 5 (1) | comments 0

A tough early life turns out to be a good thing for a fish, according to scientists at the University of California, Santa Barbara. They discovered that fish larvae that survive a long, rough, offshore journey ...


Scientists find a fingerprint of evolution across the human genome

Biology /

created Apr 08, 2008 | popularity 4.7 / 5 (37) | comments 6

The Human Genome Project revealed that only a small fraction of the 3 billion “letter” DNA code actually instructs cells to manufacture proteins, the workhorses of most life processes. This has raised the question of what ...