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According to recent DNA analysis, a female hammerhead shark has given birth to a shark pup by fertilizing her own eggs, with no input from a male. This process, known as parthenogenesis, is common in the animal world but has never been found this high on the evolutionary chain:
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Hydrogen is the ultimate clean-burning fuel, but storing it can be a problem. It may not remain so for long, however–Jerry Woodall, an engineer at Purdue University, has just discovered a way of generating hydrogen on demand using water, aluminum, and gallium.
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Swiss scientists have created an almost unimaginably massive instrument, the 17-mile Large Hadron Collider, designed to create the same kinds of subatomic particles generated by the Big Bang 13.7 billion years ago.
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Arthur C. Clarke never considered himself a prophet, but it’s still a little bit striking that the world we live in today bears so little resemblance to the world he envisioned in his futuristic novels. The year 2001 brought us a nasty and protracted conflict with international terrorists–not a space odyssey. And if […]
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