The accompanying images were taken by NASA satellites and a joint NASA/U.S. Geological Survey satellite, which orbits about 440 miles above Earth collecting data that are used to study changes in land cover, forest growth, water resources and the atmosphere.
Irrigation systems near Garden City, Kansas: Light colors are harvested fields; red are still growing.
Rare rock and ice are bright red in this image of eastern Russia's dormant Anyuyskiy volcano.
The Empty Quarter, in the southern part of the Arabian Peninsula, is a huge sand desert.
Lake Disappointment, amid sand dunes in western Australia, has salty deposits that look white.
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Twitter introduces website security tool after AP account hacked
Twitter is adding a new security tool to its website, making it harder for outsiders to gain access to accounts, a month after a false posting triggered a stock-market decline.
Mom delivered baby as tornado struck
Shayla Taylor was so far along in labor that her nurses at Moore Medical Center decided not to move her when Monday's tornado hit. They waited out the storm in an operating room, where the wall disappeared as the tornado hit the building.
TIMELAPSE: Take a tour through the damage in Moore
Take a driving tour of the damage in Moore caused by Monday's tornado.
Okla. officials vow not to quit looking until everyone is found
The tornado that killed 24 people and injured at least 100 others in the Moore and Oklahoma City area cut a 17-mile-long path that started in Newcastle and ended at Lake Stanley Draper. Nine of the dead are children.
VIDEO: Orlando shootout tied to Boston bomb suspect
The FBI says it was involved in a fatal shooting near Universal Studios in Orlando, Fla. CBS News senior correspondent John Miller reports that the victim was a friend of Tamerlan Tsarnaev, the older brother suspected in the Boston Marathon bombing.
VIDEO: How technology helps predict tornadoes
At the National Storm Prediction Center in Oklahoma, the team charged with predicting tornadoes relies on ever-changing technology to determine when and where storms may strike.
- Photos: Aftermath of massive tornado in Moore Storm victims were pulled from the rubble and residents began surveying the damage late Monday and early Tuesday in the Oklahoma City suburb of Moore, where a powerful tornado destroyed entire neighborhoods and left dozens dead.
VIDEO: Tornado survivor's missing dog found during TV interview
Barbara Garcia was being interviewed by CBS News about how she survived the destruction of her home to Monday's massive tornado in Moore, when the dog she feared dead was suddenly discovered alive in the rubble of her home.
VIDEO: Tumblr sold to Yahoo! for $1.1 billion
Yahoo! has purchased Tumblr for $1.1 billion, hoping to compete more effectively with sites like Google and Facebook.
LIVE BLOG: Massive tornado hits south of OKC
A massive tornado touched down Monday afternoon in Moore, Okla., just south of Oklahoma City. Follow live coverage of the aftermath of the storm.
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