Metro Vancouverites may face unseasonably cold weather as February continues thanks to the stratospheric polar vortex.

The frigid January temperatures resulted in the coldest start to the year in over a decade. A preliminary look at temperature data shows that the U.S. is likely to have experienced its coldest January ...

In 2016, nearly 200 world leaders pledged to do everything possible to limit global warming to 1.5 degrees Celsius. Since ...