Scientists create 'Swiss army knife' for electron beams

DESY scientists have created a miniature particle accelerator for electrons that can perform four different functions at the push of a button. The experimental device is driven by a terahertz radiation source and can accelerate, ...

Medieval water power initiated the collapse of salmon stocks

Salmon largely disappeared from the Netherlands due to the construction of water mills, ecologists from Radboud University conclude (Scientific Reports, 20 July). The construction of water mills caused the destruction of ...

27 of Einstein's personal letters going on auction block

When he wasn't busy scribbling out the theory of relativity, Albert Einstein seems to have spent a fair amount of time writing letters involving topics such as God, his son's geometry studies, even a little toy steam engine ...

Whither the teakettle whistle: Breakthrough in breakfast musings

Despite decades of brewing tea in a whistling kettle, the source and mechanism of this siren sound of comfort has never been fully described scientifically. Acknowledging the vibrations made by the build-up of steam escaping ...

Yahoo Japan develops 3D search engine-printer

Yahoo Japan Corp. has developed a voice-activated Internet search that links to a 3D printer, letting users look online for blueprints to deliver solid objects in a few minutes, the company said.

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