另一种正在探索的回收热量方式是用类似太阳能电池板的光伏电池捕捉红外线。
Another way to recycle heat that is being explored is to capture infrared with photovoltaic cells similar to those used in solar panels.
广角红外线探测望远镜需要扫描天域2遍以便生成时间释放图像，天文学家将用这些图像侦测外太阳系的天体。
WISE needs to scan the sky twice in order to generate the time-lapsed images astronomers use to detect objects in the outer solar system.
虽然科学家知道了极光的成因，但是它究竟如何影响地球仍是一个疑问。尽管红外线摄像机能够捕捉到太阳风暴，而极光依然是一种神秘之物。
While scientists know the cause of the aurora, exactly how it affects earth is still in question. Though infrared cameras have captured solar storms, the aurora remains a mystery.
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