Wildfire smoke from Canada is expected to move over the U.S., impacting air quality for millions of people on Friday and this weekend. Maps and satellite imagery show the large-scale impact of the ...
On Sept. 28, 1962, Canada launched its first satellite, Alouette 1. This made Canada the third country to build and launch its own satellite after the U.S. and the Soviet Union. Alouette 1 was ...
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