Yahoo shares tumbled Wednesday on concerns its stake in Alibaba may be worth less than anticipated following the Chinese online giant's stock market offering.
The Air Force has launched a new spy satellite.
A Russian spacecraft carrying three astronauts is on track to arrive at the International Space Station after a delay.
The Obama administration hopes to fight global warming with the geeky power of numbers, maps and even gaming-type simulations.
The next supply run to the International Space Station has been delayed.
Sen. Marco Rubio says the government should give cellphone companies more airwaves and allow private companies to build a nationwide pipeline for oil and natural gas.
The Homeland Security Department has abruptly reversed course on plans to allow a private company to give it access to a nationwide database of license plate tracking information.
NASA—building on successful partnerships with private companies to resupply the International Space Station—is now looking to private entrepreneurs to help exploit resources on the moon.
Business gets blasted for not only ignoring the world's environmental problems, but for contributing to them. But a new book by Case Western Reserve University political scientist Jessica F. Green explains how private firms, ...
The executive arm of the European Union says it will give 450 million euros ($620 million) to a research program trying to develop new railroad technologies by 2020.