Meanwhile, Nasa's Fermi space Telescope is taking a different approach to try to pin down dark matter. It will look for evidence of dark matter "annihilations" in space.

同时，美国太空署的费尔米太空望远镜也在使用不同的方法试图确认暗物质(的存在)。它将寻找暗物质在太空“湮灭”的证据。

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It seemed to break down into an excess of photons, such that it might potentially reveal something unexpected about dark matter and the structure of space-time.

ENGADGET

This scenario is commonly referred to as 'head-lighting' because it looks like the dark space on the road between the headlights of a car.

ENGADGET: 3M Uniformity Tape improves lighting quality on LED edge-lit LCDs, lowers production costs

Light particles passing through the void would be expected to lose a little more energy than those passing through space cluttered with matter - if dark energy is stretching the Universe apart at a faster and faster rate.

BBC: NEWS | Science/Nature | Great 'cosmic nothingness' found