Researchers wanted to study the health effects of wildfire smoke. But they realized they didn’t know where it was and how much exposure people had.
Researchers found PFAS “forever chemicals” in kids’ school uniforms and other clothing. Studies have linked these compounds to health risks.
Slightly warmer summers could cause thousands of blue lakes to become a murky green or brown, according to a tally of color in 85,000 lakes worldwide.
Amphibian deaths from a fungal disease may have led to more mosquitoes — and an increase in malaria cases in Costa Rica and Panama.
Evidence from the dung may push the onset of animal raising back 2,000 years earlier than previously thought.
The technique could be used to make nanodiamonds for quantum devices and other technology.
Younger stormwater ponds can release more carbon in gases than they absorb, a study finds. That could aggravate global warming.
The latest IPCC climate change report underscores an urgent need for action to avoid the worst consequences of global warming.
It’s made by pressure-cooking sawdust and water, is cheap and easy to make — and could lead to greener cleaning products than chemicals used today.