environment

When Greenland was really green

Plant debris buried under a mile of ice suggest a time of higher sea levels

4 years ago

‘It’s raining plastic’

Microplastics are everywhere, even settling down in the quieter reaches of the Rockies. Their effect on human health, if any,…

6 years ago

Sifting through the history of fire

How and when our ancestors mastered the use of fire remains debated. Researchers are hunting for answers buried in ancient…

8 years ago

An electric fix for chemicals in groundwater

Neither water or grease can bond with PFAs. So researchers have gone down and dirty to zap these dangerous chemicals…

8 years ago