News tagged with international system of units

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 ...

dateSep 18, 2012 in General Physics
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Toward a global microwave standard

Much of what is known about decadal climate change – and much of what appears on the evening weather forecast as well – comes from satellite-based remote sensing of microwave radiation at different ...

dateFeb 06, 2012 in Earth Sciences
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