How bad is repeat exposure to wildfire smoke?
Over time, exposure stresses the body, damaging the heart and lungs, and can impair cognitive function.
2023-07-01 06:54
Smoke and heat warnings affect more than 170m in US
Scorching temperatures are expected in the US west as the East Coast grapples with wildfire smoke.
2023-06-30 21:48
Scot Peterson did not stop the Parkland school shooting. Should he be jailed?
A trial of a police officer for failing to protect Parkland students raises legal and moral questions.
2023-06-29 09:49
Canada wildfires spark air quality alerts in Chicago and Milwaukee
Smoke drifting south causes a haze over parts of Ontario as well US cities like Chicago and Milwaukee.
2023-06-28 07:48
New Zealand seeks to exterminate predators to save native birds
New Zealand plans to wipe out every last rat, possum and stoat. Can the plan work?
2023-06-27 05:26
Graf Spee: Nazi battleship's bronze eagle saved from smelter
A plan to melt down the eagle from the Graf Spee and turn it into a statue of a dove is scrapped.
2023-06-19 21:47
Air quality: Surreal skies grip New Yorkers - in pictures
The sight of one the most famous skylines in the world shrouded in an orange hue has made headlines around the globe.
2023-06-08 23:51
Covid: Top Chinese scientist says don’t rule out lab leak
The man who led China's pandemic response says inquiries into its origins should consider everything.
2023-05-30 13:19
France bans short-haul flights to cut carbon emissions
All domestic air routes are stopped where the same journey could be made by train in under 2.5 hours.
2023-05-23 23:22
Suspected Pentagon leaker was warned multiple times, prosecutors say
A 21-year-old accused of leaking classified files ignored warnings from his superiors, prosecutors say.
2023-05-18 17:25
US debt ceiling: New negotiators aim to break deadlock
President Joe Biden has cut short a foreign trip as both sides race to strike a deal before 1 June.
2023-05-17 22:46
Biden G7: President to cut short foreign trip for debt ceiling talks
Joe Biden will head home after a G7 meeting in Japan for talks with congressional leaders in the US.
2023-05-17 05:15