How do bacteria repair damage from the sun?
(Phys.org) —From bacteria to plants to humans, all organisms have mechanisms that they use to repair DNA damaged by ultraviolet (UV) light. This fundamental maintenance function is critical to our...
View ArticleOpportunity discovers that oldest rocks reveal best chance for martian life
After a decade of roving relentlessly on the Red Planet, NASA's Opportunity rover discovered rocks that preserve the best evidence yet that ancient Mars was the most conducive time period for the...
View ArticleJames Webb Space telescope passes a mission milestone
(Phys.org) —NASA's James Webb Space Telescope has passed its first significant mission milestone for 2014—a Spacecraft Critical Design Review (SCDR) that examined the telescope's power, communications...
View ArticleStudy suggests space dust carries water and organic compounds
Researchers from the University of Hawaii-Manoa (UHM) School of Ocean and Earth Science and Technology (SOEST), Lawrence Livermore National Laboratory, Lawrence Berkeley National Laboratory, and...
View ArticleBYOD mobile attack prevention app uses machine learning
(Phys.org) —Mobile security company Zimperium is introducing attack-protection software for mobile devices and they have designed the product to go where other malware-sniffing apps might not. They aim...
View ArticleSpace-raised flies show weakened immunity to fungus
Venturing into space might be a bold adventure, but it may not be good for your immune system. Now a study by researchers at the University of California, Davis and published Jan. 24 in the journal...
View ArticleStudy finds variation in circadian clock protein in fruit flies
The circadian clock is a molecular network that generates daily rhythms, and is present in both plants and animals.
View ArticleFrom one cell to many: How did multicellularity evolve?
In the beginning there were single cells. Today, many millions of years later, most plants, animals, fungi, and algae are composed of multiple cells that work collaboratively as a single being. Despite...
View ArticleGmail stumbles as Google services disrupted
Google's widely used free email stumbled Friday as some of the Internet giant's services were disrupted by apparent software woes.
View ArticleNASA spacecraft take aim at nearby supernova
(Phys.org) —An exceptionally close stellar explosion discovered on Jan. 21 has become the focus of observatories around and above the globe, including several NASA spacecraft. The blast, designated SN...
View ArticleNASA instruments on Rosetta comet spacecraft begin activation countdown
(Phys.org) —Three NASA science instruments are being prepared for check-out operations aboard the European Space Agency's Rosetta spacecraft, which is set to become the first to orbit a comet and land...
View ArticleChina's Jade Rabbit moon rover has 'abnormality'
China's Jade Rabbit moon rover has experienced a "mechanical control abnormality", state media said on Saturday, in what appears to be a setback for a landmark mission in the country's ambitious space...
View ArticleApple mulling move into mobile payments
Apple is considering launching a mobile-payments service for its iPhone and iPad, which would compete with major players such as PayPal, The Wall Street Journal said Friday.
View ArticleHow dust changed the face of the Earth
In spring 2010, the research icebreaker Polarstern returned from the South Pacific with a scientific treasure - ocean sediments from a previously almost unexplored part of the South Polar Sea. What...
View ArticleNew river dolphin species found in Brazil (Update)
Scientists have made the first discovery in 100 years of a new river dolphin species in the waters of the Araguaia river in Brazil's vast Amazon rainforest.
View ArticleFormula 1 racing focus turns to energy management
(Phys.org) —Videos and preview briefs are surfacing on news sites about what we can expect in this year's Formula 1 World Championship. The consistent message is technical change, the use of hybrid...
View ArticleEnigmatic methane: Study solves a biogeochemical riddle from the ocean floor
Marine researchers from Bremen, along with a U.S. colleague, discovered the potential reasons for an unsolved mystery from beneath the seafloor - the study appeared online yesterday in Nature...
View ArticleSensitivity of carbon cycle to tropical temperature variations has doubled
The tropical carbon cycle has become twice as sensitive to temperature variations over the past 50 years, new research has revealed.
View ArticleShortening guide RNA markedly improves specificity of CRISPR-Cas nucleases
A simple adjustment to a powerful gene-editing tool may be able to improve its specificity. In a report receiving advance online publication in Nature Biotechnology, Massachusetts General Hospital...
View ArticleSpanish hunter-gatherer had blue eyes and dark skin
La Braña 1, name used to baptize a 7,000 years old individual from the Mesolithic Period, whose remains were recovered at La Braña-Arintero site in Valdelugueros (León, Spain) had blue eyes and dark...
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