Tracing the history of cyberespionage and cyberwarfare from the invention of the Internet up to the targeted attacks on US banks by an Islamic hacktivist group.
A week's advance notice of an incoming rock would cost only $1 million per observatory, and could give people enough time to get out of harm's way.
A new energy revolution – similar to shifts from wood to coal to oil – is inevitable as climate change and oil scarcity drive a global search for sustainability in power production. But even the promise of renewable energy holds drawbacks.
Russian cadets listen to their commander during military parade training in Red Square in Moscow. The parade will take place on Nov. 7 to mark the anniversary of a historical parade in 1941 when Soviet soldiers marched through Red Square to the front lines of World War II.
As the food recall list grows and food imports flood into the US, it may be time to revamp America's 70-year-old laws on food safety.
Obesity among military-aged men and women is on the rise, leaving a smaller pool of people fit to serve.
2010 RF12 and another small asteroid that passed close to earth Wednesday were detected three days before their fly-by, illustrating the improving capability of asteroid-spotting telescopes.
Mitch Landrieu wasn't mayor of New Orleans when hurricane Katrina hit. But he is now, and at the five-year Katrina anniversary, residents are looking to him to move the city forward.
The National Research Council's once-a-decade study, released Friday, proposes the top priorities for US space science during the coming decade. NASA uses it as a blueprint.
In the event of a nuclear attack, US nuclear scientists would have a hard time tracking down the source and characteristics of the nuclear material, a panel of experts found.