Andromeda’s coat of many colors


ESA‘s fleet of space telescopes has captured the nearby Andromeda Galaxy, also known as M31, in different wavelengths. Most of these wavelengths are invisible to the eye and each shows a different aspect of the…

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Pulsear Measures Heartbeats While Emitting Soundbeats


CSEM, from Switzerland, has finalized the prototype for the Pulsear, an earphone based pulse monitor. The ear buds contain a small infrared sensor which detects the heartbeats. An iPhone is used to process the signals…

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