From early sunsets to frigid weather, Toronto will be feeling like winter this week, with strong wind gusts and freezing weekend temperatures.

NASA has recently introduced a new laser-based instrument called the Aerosol Wind Profiler (AWP), developed to produce detailed three-dimensional wind profiles. Using Doppler lidar technology, the AWP ...

A winter that's been mild so far will take a dangerous swing in the other direction Friday and Saturday, with temperatures around –30 C and wind chill into the –40s in more northern parts of the ...