Canadian premier calls Trump's threat to add wildfire pollution costs to tariffs 'unacceptable'

The leader of Canada's Ontario province on Saturday lashed out at President Donald Trump over his threat to add "the cost of pollution" from that country's wildfires to US tariffs.

Will you see the August solar eclipse? Check if your state makes the list

Everything to know about the Aug. 12 solar eclipse and safe viewing.

El Niño is strengthening: Here's what it means for the US

El Niño conditions continue to intensify and are likely to be a strong event in the coming months, significantly influencing our weather, the hurricane season and global temperatures, according to the latest forecast from the National Oceanic and Atmospheric Administration (NOAA).

'Heat is not to be played with': Meteorologists warn week ahead in US will have dangerous temps

Most of America's Lower 48 states are about to swelter under an unusually large, strong and long-lasting heat dome.

Experts warn 2026 could be one of the deadliest years on record for whales on the West Coast