US haze from Canada fires rare and extreme event: expert

The air pollution swamping the northeast United States this week from smoke spewed by fires in Canada is "exceptionally rare" and "extreme", said Ryan Stauffer, a NASA scientist specializing in air pollution.

It's raining diamonds across the universe, research suggests

It could be raining diamonds on planets throughout the universe, scientists suggested Friday, after using common plastic to recreate the strange precipitation believed to form deep inside Uranus and Neptune.

Spain to declare fire-hit regions disaster zones

Spain's government said Monday it would classify regions struck by big wildfires this year as disaster zones, a move that will trigger emergency subsidies and other financial support measures.

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