News tagged with frequency

Fast radio bursts might come from nearby stars

First discovered in 2007, "fast radio bursts" continue to defy explanation. These cosmic chirps last for only a thousandth of a second. The characteristics of the radio pulses suggested that they came from ...

dateDec 12, 2013 in Astronomy
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Watching the heart beat of molecules

A team of scientists around Prof. Theodor W. Hänsch and Dr. Nathalie Picqué at the Laser Spectroscopy Division of the Max Planck Institute of Quantum Optics (Garching), in a collaboration with the Ludwig-Maximilians-Universität ...

dateOct 17, 2013 in General Physics
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Measuring height by connecting clocks

How far above sea level is a place located? And where exactly is "sea level"? It is one objective of the geodesists to answer these questions with 1 cm accuracy. Conventional measurement procedures or GPS ...

dateOct 02, 2013 in General Physics
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