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Space‘Ruler’ to measure space
Study of energy waves formed during the Big Bang supports Einstein’s prediction that a strange, invisible force is pushing the universe apart.
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FossilsOld relative steps down
Ancient human ancestor climbed trees but also walked clumsily upright on the ground.
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Intel STS 2012 highlights
Intel Science Talent Search 2012 finalists describe what motivated them to become scientists and enter science competitions.
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HumansBecoming human
Two new studies suggest that during ice ages, steep drops in temperature may have sent ancient species moving to more temperate, or mild, areas. As a result, these species would have been isolated from other populations.
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TechCool Jobs: Like Mother Nature
Scientists observe what works best for animals, plants in efforts to build better products.
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EnvironmentWater’s worldwide travels
Scientists track the movement of ‘virtual water,’ used in the production of goods and exchanged among nations.