NASA inks agreement with maker of Atlas V rocket

NASA said Monday that it had reached an agreement with United Launch Alliance (ULA) to try to adopt the Atlas V commercial rocket to send astronauts to the International Space Station (ISS).

Scientists: Endangered frog rebounding in Yosemite park (Update)

A native California frog once on the brink of extinction is making an encouraging comeback in Yosemite National Park, raising hopes for amphibians like it worldwide that are dying off at an alarming rate, researchers said ...

California takes sweeping steps to conserve water in drought

Gary Whitlock watched water run to a sidewalk as gardeners hosed down a bed of marigolds outside an Orange County office building and questioned whether California's latest attempt to curb water use would be any more successful ...

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