Cassini Probe Sees Nile-Like River on Saturn Moon
The international Cassini space probe, which has been orbiting Saturn and its moons since 2004, has sent detailed new images of a remarkable, Nile-like river valley on Saturn's moon Titan. The river...
View ArticleStudy: High Ozone Level Lowers Worker Productivity
A new study finds that ozone pollution — one of the main components of urban smog — can do more than cause respiratory illness and increase hospitalizations. It can also lower farmworker productivity....
View ArticleStudy: Crisis in Syria has Ancient Precedent
Drought, urban decline and government collapse ended Syria's central economic role in the Middle East… 4200 years ago. Research from the University of Sheffield in England points to striking parallels...
View ArticleCountdown to First Meteor Shower of 2013
The U.S. space agency, NASA, says pieces of an asteroid that have been orbiting the Sun for hundreds of years could delight skywatchers this week. The Quadrantid meteors will blaze trails across the...
View ArticleWater-Rich Meteorite Originated in Martian Crust
A piece of Mars that fell to Earth and was found in the Sahara desert in 2011 has revealed surprising new details about the Red Planet. Researchers from the University of New Mexico say the Martian...
View ArticleAstronauts on Long Space Missions Will Need Earth-like Sleep Habits
There is nothing like a regular sleep schedule to keep you healthy, especially on a long voyage to Mars. On June 3, 2010, a six-man team of international volunteers was sealed into a 550-cubic-meter...
View ArticleFossil of Giant Marine Predator Sheds Light on Ecosystem Resilience
Two-hundred 44 million years ago, an 8.6 meter-long monster ruled the ocean that covered what is today America's western desert. In a study supported by the National Geographic Society, an...
View ArticleScientists: Chimps and Human Share Sense of Fair Play
Scientists already know chimpanzees are the closest human relatives. They now say chimps and humans share a trait that was thought to be exclusive to people — a sense of fairness. U.S. researchers at...
View ArticleStudy: Black Carbon Second Only to CO2 in Warming Planet
A four-year international study has found the soot produced by diesel engines and wood-burning stoves is the second-greatest human contributor to climate change. That assessment of its effect, by a...
View ArticleTransplanted Feces Cures Drug-Resistant Gut Infection
A Dutch research team says transplanting human feces from a healthy person to a sick person can cure a common and severe intestinal infection that antibiotics cannot control. The human gut is filled...
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