Students in Ghana launch mini-satellite

Their project might not sound like much: The college students on Wednesday launched a tiny model of a satellite the size of a soda can on a big yellow balloon.

Time to begin anticipating and adapting to climate change

Despite the uncertainties surrounding climate change, it is time to start developing effective strategies that will keep the nation's transportation systems and other critical infrastructure running in the face of the adverse ...

UN chief urges faster response to global warming

(AP)—U.N. Secretary-General Ban Ki-moon on Tuesday urged governments to speed up talks to forge a joint response to global warming, describing it as an "existential challenge for the whole human race."

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