The story of how one of the most polluted waterways in America came to be located in one of the country's most expensive neighborhoods. Also: dysentery, cancer, and arsenic poisoning.
From cleaning toilets to powering barges, microbes take to the water
The liquid pharmacy in your glass, and why you shouldn't be too concerned
How are the conditions where you live?
Air pollution is still a problem, especially worldwide, but these images show things have recently improved in the US.
Scientists say ultrasmall man-made particles are toxic to animals. What about us?
Yes, you read that correctly.
A new laundry additive turns ordinary garments into wearable air-scrubbers that pull nitrogen oxides from the atmosphere.
From the Renaissance to the present, the colors master painters choose to depict sunsets tell us what's in the air
A nanoparticle-covered billboard offers a smog-reducing poem
Researchers hope to find a microbial route to lower mosquito populations
Microsoft's chairman is part of a joint patent filing for using fleets of vessels to stop hurricanes via geoengineering
A new idea for letting people with locked-in syndrome communicate
Living neurons are coming up with better solutions for electricity distribution than people can.
Do foreign visitors to the United States have the same problem with drinking water as Americans traveling overseas?
The flooding aims to help restore the Colorado River ecosystem to its pre-dam conditions, but many remain skeptical of the plan
Metallic surface altered by laser can reflect any wavelength or cause water to defy gravity.
"Water can slide off like ketchup."
Free the trapped H20 for some deep-fried deliciousness.