This shock wave is heating up dust, which WISE sees as the red cloud in the upper left of the image.

这个冲击波正在给灰尘升温，就是图像的左上角看到红色的云。

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The red stripe is caused by a the interplay of light and cloud in the Canadian Rockies. The light-reflecting nature of the clouds coupled with low sun elevation resulted in this startling effect.

红色条纹是加拿大落基山脉光与云相互作用所致。

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The bright red bowl, or arc, seen in this image traces the outer surface of the dense dust cloud encasing the young stars.

图中可见红色的弧形，它是一层致密气体的外层表面，这层气体则遮盖着那些年轻的恒星。

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They say this is because the red warning lights aren't visible in fog or low cloud.

BBC: London helicopter crash: What are the rules for pilots?

In the third article in this series we interviewed Scott Crenshaw, vice president and general manager of the cloud business unit at Red Hat.

FORBES: Red Hat's Formula for an Open Cloud