NASA

Private spaceflight is in business: In a big success for SpaceX, its Dragon capsule arrived at the International Space Station on Friday, making the first commercial delivery into the cosmos.

On Saturday, Elon Musk's SpaceX will make the first ever attempt by a private company to launch a spaceship and dock it with the International Space Station. Are we looking at the more affordable future of space flight?

The carmaker hoped findings from two federal studies would put to rest speculation about its electronics system as a source for unintended acceleration. But the results may not prove enough to give Toyota a leg up in its ongoing legal battles.

In an affirmation of Toyota's claims, an exhaustive 10-month federal investigation has found no evidence of an electronic source for sudden unintended acceleration in companpy's vehicles. Indeed, human error was cited as the cause in many cases.

Global temperatures in 2010 tied 2005 for the warmest on record and are likely to increase further as developing countries expand their economies and produce more greenhouse gases, the National Aeronautics and Space Administration (NASA) said in a report Wednesday.

Hewlett-Packard has won a contract worth up to $2.5 billion to supply computer equipment -- including hardware and software -- and information-technology services to NASA. HP's gain is Lockheed Martin's loss: Lockheed had been NASA's IT supplier until now.

NASA has discovered a bacteria that can use arsenic -- which is toxic to most forms of life -- as a building block of its DNA. Scientists say the discovery may broaden our definition of what constitutes life and may revolutionize how we search for life beyond Earth.

Clouds float free, but customers using cloud computing services are often nailed down by proprietary software. Not for long: This week, No. 2 cloud services provider Rackspace Hosting said it will join forces with NASA to make their software open-source in an initiative called OpenStack.

NASA's main space contractor is laying off 15 percent of its shuttle-related workers, as reductions in the space program bite. United Space Alliance, which handles the day-to-day management of the U.S. space shuttle fleet, will lay off workers in Florida, Alabama and Texas, effective October 1,...

A House committee continues to press Toyota about what it knew when regarding unintended acceleration in its vehicles. Lawmakers now suspect Toyota of being less than forthcoming about the "new" brake-override feature it's installing.