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Stories
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World
A Look At The Methodical Plan China Has Laid Out For Space Exploration
China's space program has landed a wheeled rover on the far side of the moon that's never seen from Earth. It's part of a systematic plan that the country has for space exploration.
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Science
Neil DeGrasse Tyson Rejects Claims Of Sexual Misconduct
Three women have accused the astrophysicist of inappropriate behavior. One says she quit her job on his TV show Cosmos because of it.
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Science
Say Au Revoir To That Hunk Of Metal In France That Has Defined The Kilogram
A small cylinder called Le Grand K has defined the kilogram for more than a hundred years. But if a scratch ever rendered it lighter, the definition of the kilo literally shifted. Time for a change.
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Science
Birds got their colorful, speckled eggs from dinosaurs
A new study found that birds' dinosaur relatives had eggs with traces of two pigments—a red-brown one and a blue-green one. In today's birds that might produce a color such as robin's egg blue.