Ciência e Tecnologia

Ciência e Tecnologia

Researchers monitored this system with Chandra and RXTE for over eight hours and saw that it pulses in X-ray light every 50 seconds.  This type of rhythmic cycle resembles an electrocardiogram of a human heart, though at a slower pace.  The inset to the upper left shows a Chandra image of the system, while the one to the lower right contains the light curve revealing its 'heartbeat.' The main graphic shows the crowded field containing GRS 1915 in optical light from the Digital Sky Survey.

5 sons vindos do espaço que vão aterrorizar seus sonhos

A imensidão do espaço está repleta de sons bizarros e misteriosos captados por sondas lançadas pela Nasa.

17 horas atrás

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Woman smoking with electronic cigarette
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Blackboard with mathematics sketches - vector illustration
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