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NASA engineers are working on trying to fix a heater problem on space shuttle Endeavor that delayed its launch as Rep. Gabrielle Giffords hopes to watch her husband Mark Kelly command the mission. Don Teague reports.

The environment in which a business must grow is an unpredictable terrain. Rises and dips in markets, sudden technological breakthroughs, and a finicky consumer base can all render a company's original business model obsolete.

Miguel Angel Jimenez and Brett Rumford shared the lead at 10 under when third-round play in the Ballantine's Championship was suspended Saturday because of heavy rain and lightning.

Bubba Watson shot a 4-under 68 on Friday to take a one-stroke lead over Josh Teater after the second round of the Zurich Classic of New Orleans.

Box jellyfish have it over the rest of the jellyfish world--they have true eyes, featuring corneas, lenses and retinas. They have a more sophisticated nervous system too

KENNEDY SPACE CENTER--The shuttle Endeavour suffered a minor but potentially troublesome electrical failure that delayed its launch from Friday to Monday at the earliest. Technicians won't know for sure until they drain the external fuel tank and get access to the errant unit, a process that will take 24 hours

When the new Duke and Duchess of Cambridge--better known as Prince William and Kate Middleton--married Friday, they sealed the deal with a ring made of gold mined in Wales. As an estimated two billion people worldwide watched the festivities, some viewers may have wondered, "When did gold form in Wales?" [More]

Doctors in Birmingham, Ala., experience "controlled chaos" while treating thousands of wounded patients after tornadoes swept through the area.

From the fascinating-yet-creepy files, a British firm has unveiled a backpack-mounted radar that allows users to see through walls.

Chinese skylines are defined by construction cranes and the din of jackhammers. China produces 50 percent of the world's cement [ pdf ]--the next largest producer, India is responsible for just 6 percent--to build seemingly endless tracts of high rises, railroads, parking lots, highways, airports and shopping malls.

Amazon Web Services LLC (AWS) , the cloud computing arm of online marketplace Amazon.com, on Friday explained what happened during last week's service outage, which disrupted many of its customers' Web sites. AWS, formed by Amazon in 2006 to capitalize on the cloud computing hype, ran into problems on April 21 with a network configuration change that took several days to fix, slowing or disabling access to sites run by location-based social network Foursquare , fellow cloud service provider Engine Yard , social news outlet Reddit and several others.

ALBUQUERQUE, N.M. (AP) - Pro golfer Notah Begay III says he's dedicated to reversing the growing problem of diabetes among Native American youth.

Intel tech is powering the Thunderbolt computer connector that may revolutionize how we hook up gear--but Intel is already working on its successor , due in 2015. It's five times faster still, and uses lasers. The Thunderbolt system is a development of Light Peak--a system of serial data transmission that Intel has been working on for quite some while.

The casual games space is heating up--and two major acquisitions this week point the way forward. Zynga is poised to go global on a greater scale. This week it announced it had acquired Wonderland Software, a British studio behind a popular mobile game called GodFinger

The Fast Company reader's essential source for breaking news and innovation from around the web--updated all day. Groupon Dumps Trump Groupon pulls ads from Donald Trump's Apprentice website, saying it had gotten calls from customers upset about Trump's ongoing political circus .