April 17, 2014 5:34 AM EDT

T. rex skeleton gets new home in Smithsonian dinosaur hall
More than 100 years after dinosaurs were first displayed on the National Mall, T. rex - the king - is...
World must act quickly to reverse buildup of heat-trapping gases, UN climate change panel says
The cost of keeping global warming in check is "relatively modest," but only if the world acts quickly...
Pollution from Asia strengthening storms in North America, study finds
Pollution from China's coal-burning power plants is pumping up winter storms over the northwest Pacific...
Saturn may have given birth to a baby moon, astronomers say
NASA's Saturn-orbiting Cassini spacecraft has imaged something peculiar on the outermost edge of the...
Under a 'Blood Moon': First total lunar eclipse of the year wows stargazers
The moon took on an eerie blood-red hue early Tuesday during the first total lunar eclipse of 2014, a...
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World must act quickly to reverse buildup of heat-trapping gases, UN climate change panel says
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Saturn may have given birth to a baby moon, astronomers say
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Pollution from Asia strengthening storms in North America, study finds
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