DEERFIELD, IL – 66 million years ago, the fearsome, meat-eating dinosaur Majungasaurus crenatissimus prowled the semi-arid lowlands of Madagascar. Its powerful jaws bristled with bladelike teeth, and its strong legs terminated in formidable claws. Not even its own kin were safe, for given the chance, Majungasaurus was known to engage in cannibalism. Now, a new […]
Troy, N.Y. – Scientists in the New York Center for Astrobiology at Rensselaer Polytechnic Institute have used the oldest minerals on Earth to reconstruct the atmospheric conditions present on Earth very soon after its birth. The findings, which appear in the Dec. 1 edition of the journalNature, are the first direct evidence of what the […]
OAK RIDGE, Tenn., Dec. 5, 2011 — The sharp decrease in global carbon dioxide emissions attributed to the worldwide financial crisis in 2009 quickly rebounded in 2010, according to research supported by the Carbon Dioxide Information Analysis Center at the Department of Energy’s Oak Ridge National Laboratory.
PASADENA, Calif. — NASA's Mars Science Laboratory spacecraft successfully refined its flight path Wednesday with the biggest maneuver planned for the mission's journey between Earth and Mars.