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News tagged with red

Mars methane linked to meteorites

Tiny amounts of methane in the Martian atmosphere may come not from living things, but from meteorites on the red planet's surface, the latest findings suggest.

Space & Earth / Space Exploration

created May 31, 2012 | popularity 4.7 / 5 (3) | comments 3 | with audio podcast

Researchers identify mechanism that maintains stem cells readiness

An immune-system receptor plays an unexpected but crucially important role in keeping stem cells from differentiating and in helping blood cancer cells grow, researchers at UT Southwestern Medical Center report today in the ...

Biology / Cell & Microbiology

created May 31, 2012 | popularity not rated yet | comments 0 | with audio podcast

Researchers develop synthetic platelets

Synthetic platelets have been developed by UC Santa Barbara researchers, in collaboration with researchers at Scripps Research Institute and Sanford-Burnham Institute in La Jolla, Calif. Their findings are ...

Chemistry / Materials Science

created May 30, 2012 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

Bacteria alive (more or less) in 86-million-year-old seabed clay

(Phys.org) -- A new study by scientists from Denmark and Germany has found live bacteria trapped in red clay deposited on the ocean floor some 86 million years ago. The bacteria use miniscule amounts of oxygen ...

Biology / Cell & Microbiology

created May 18, 2012 | popularity 4.5 / 5 (15) | comments 10 | with audio podcast report

Did ancient Mars have a runaway greenhouse?

Cosmic impacts that once bombed Mars might have sent temperatures skyrocketing upward on the Red Planet in ancient times, enough to set warming of the surface on a runaway course, researchers say.

Space & Earth / Space Exploration

created May 24, 2012 | popularity 3 / 5 (4) | comments 1 | with audio podcast

Robot monitors toxic red tides

A robotic device suspended under the ocean surface from a buoy off the New Hampshire coast is monitoring seawater for evidence of the red tide, clusters of microscopic plants that release toxins into fish ...

Space & Earth / Environment

created May 24, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Designing a dye you can count on

Natural substances such as chlorophyll and the heme pigment of red blood cells contain colorful molecules known as porphyrins. They owe their exceptional visual characteristics to a ‘macrocyclic’ ...

Chemistry / Materials Science

created May 24, 2012 | popularity not rated yet | comments 0

In distance space, a water world: Hubble reveals a new class of extrasolar planet

(PhysOrg.com) -- An international team of astronomers led by Zachory Berta of the Harvard-Smithsonian Center for Astrophysics (CfA) made the observations of the planet GJ 1214b.

Space & Earth / Astronomy

created Feb 21, 2012 | popularity 4.8 / 5 (24) | comments 24 | with audio podcast

Plants may have a single ancestor

(PhysOrg.com) -- An international group of scientists has analyzed the DNA of primitive microscopic algae, and their findings suggest that all plants on Earth may have had a single ancestor.

Biology / Cell & Microbiology

created Feb 17, 2012 | popularity 4.9 / 5 (16) | comments 8 | with audio podcast report

From waste to water: Study examines solution to red mud problem

Scientists at the University of Glasgow are working to turn a toxic industrial waste product into a material which can be used to treat contaminated water.

Space & Earth / Environment

created May 21, 2012 | popularity not rated yet | comments 0

Pigeons' navigation skill not down to iron-rich beak cells: study

The theory that pigeons' famous skill at navigation is down to iron-rich nerve cells in their beaks has been disproved by a new study published in Nature.

Biology / Plants & Animals

created Apr 11, 2012 | popularity 5 / 5 (6) | comments 11 | with audio podcast

Preparing for a Martian climbing trip

In August, NASA's Mars Science Laboratory will reach the Red Planet and begin its search for habitats that could have supported life.

Space & Earth / Space Exploration

created May 16, 2012 | popularity not rated yet | comments 1

Study of clays suggests watery Mars underground

(PhysOrg.com) -- A new NASA study suggests if life ever existed on Mars, the longest lasting habitats were most likely below the Red Planet's surface.

Space & Earth / Space Exploration

created Nov 02, 2011 | popularity 5 / 5 (6) | comments 88 | with audio podcast

Mexican experts find ancient blood on stone knives

(AP) - Traces of blood and fragments of muscle, tendon, skin and hair found on 2,000-year-old stone knives have given researchers the first conclusive evidence that the obsidian blades were used for human sacrifice so long ...

Other Sciences / Archaeology & Fossils

created May 03, 2012 | popularity 4.3 / 5 (6) | comments 3 | with audio podcast

Research shows how life might have survived 'snowball Earth'

Global glaciation likely put a chill on life on Earth hundreds of millions of years ago, but new research indicates that simple life in the form of photosynthetic algae could have survived in a narrow body ...

Space & Earth / Earth Sciences

created Oct 11, 2011 | popularity 4.8 / 5 (9) | comments 4 | with audio podcast