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Orion Jones
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Computer performance has doubled roughly every 18 months since the 1970s. But computers' energy efficiency has also been doubling, which may prove to be the more important development.
The experimental wing of the Pentagon has issued a $2 million prize for a robot that can assist in disaster response. Tasks may include closing a leaky valve and driving a utility vehicle.
When the Concorde was retired in 2003, our technological ambitions had been checked by practical concerns about noise, cost and fuel consumption. Today, engineers are working on new solutions.
Ancient asteroid strikes may have carried life on Earth to another planet, say astronomers. They say it could have happened when the Earth was forming around our sun some 4 billion years ago.
As our ability to identify planets beyond our solar system improves, it is becoming clear that our planetary neighborhood may not be so unique, meaning other Earths are well within the realm of possibility.
For the first time ever, scientists have watched two spiral galaxies collide, demonstrating how elliptical galaxies form and how black holes can rapidly drain their star-making potential.
It's springtime and you know what that means. The Large Hadron Collider is back up and running, now with more energy than ever. The collider has already set new world energy records.