The last time Lake Ontario froze completely was nearly a century ago. With how cold this winter has been, could it freeze over again?

Young activists behind a legal challenge of Ontario's climate plan are set to ask the province's highest court to revive their case.

We're keeping a close eye on a major winter storm that is set to develop south of the border, with models pointing to it ...

Interim federal NDP Leader Don Davies is accusing Ontario NDP deputy leader Doly Begum of undermining democracy after announcing she will run federally as a Liberal for the seat vacated by former MP ...

There was a magnitude 4.1 earthquake just north of Toronto, 120 miles north of Rochester. We saw reports that people felt it ...

Ontario International Airport​ unveiled a new monument sign as officials rang in a "new era" of aviation in the Inland Empire and celebrated a decade of local control during an event on Wednesday.

Ontario Medical Association opposes proposal though optometrists can perform the procedures elsewhere in Canada ...