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Tech journalist since the dark ages. Windows Secrets, LangaList newsletter, Windows Magazine (NetGuide, Home PC), Byte, Popular Computing, yadda yadda yadda. Google me, if it matters.

This feed is mostly personal interest; it's NOT my professional writing. There's tech here, yes, but also lots of general science and some politics and weird humor thrown in.

Friday, March 6, 2015

From space, a 12-mile high Martian dust devil

Looking down from Martian orbit, the Mars Reconnaissance Orbiter's high-resolution camera spotted this dust devil --- 12 miles (20km) high, and almost 500' (140m) across.
 

http://apod.nasa.gov/apod/ap150303.html