Water samples from three reservoirs near the federal government's underground nuclear waste dump in southeastern New Mexico show no signs of contamination after a radiation leak at the plant.
Twitter executives will meet officials from Turkey's government, a company spokesman said Sunday, after the country's prime minister vowed to pursue the site for alleged tax evasion.
The U.S. Department of Energy is looking for research proposals that could advance what's known about methane hydrates, a potential new source of fossil fuel.
At only 33, Jason Njoku is already considered one of Africa's most promising entrepreneurs thanks to an online film distribution service that has tapped high demand for Nigerian movies.
NASA is pressing ahead with Monday's planned launch of a supply ship despite a critical computer outage at the International Space Station, determining the situation is safe.
Cold and dry today, Mars was previously warm and wet but possibly only at intervals, a study published on Sunday suggests.
The cost of keeping global warming in check is "relatively modest," but only if the world acts quickly to reverse the buildup of heat-trapping gases in the atmosphere, the head of the U.N.'s expert panel on climate change ...
The complexity of biology can befuddle even the most sophisticated light microscopes. Biological samples bend light in unpredictable ways, returning difficult-to-interpret information to the microscope and distorting the ...
Scientists at Yale University have devised a dramatically faster way of identifying and characterizing complex alloys known as bulk metallic glasses (BMGs), a versatile type of pliable glass that's stronger than steel.
The sponginess of the environment where human embryonic stem cells are growing affects the type of specialized cells they eventually become, a University of Michigan study shows.