Deep cleaning with carbon dioxide

One of the many interesting items on show is a tool that combines – in one step – cleaning with supercritical carbon dioxide and cleaning with CO2 snow.

Explained: Femtoseconds and attoseconds

Back in the first half of the 20th century, when MIT's famed Harold "Doc" Edgerton was perfecting his system for capturing fast-moving events on film, the ability to observe changes unfolding at a scale of microseconds—millionths ...

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