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New collaborative research from the University of Sydney and the Montreal Heart Institute has shown that using a fan in hot and humid weather reduces cardiac strain in older people, contradicting recommendations from the Centers of Disease Control and Prevention in the US. 

Higher temperatures caused by anthropogenic climate change made an ordinary drought into an exceptional drought that parched the American West from 2020–2022. 

New research suggests that adding a small amount of physical activity – such as uphill walking or stair-climbing – into your day may help to lower blood pressure.

Scientists have spotted microplastics, tiny pieces of plastic smaller than 5 millimeters, in some of the most pristine environments on Earth, from the depths of the Mariana Trench to the snow on Mt. Everest to the mountaintop clouds of China and Japan.

When Mount St. Helens erupted in 1980, lava incinerated anything living for miles around.