A global modeling study found that 8,500 tonnes of antibiotics from human use alone enter rivers annually, threatening ...

Microplastics like microfibers and microbeads escape waste-water systems. They can carry harmful chemicals into nature.

Voyager 1, shown in this illustration, has operated for decades thanks to a radioisotope power system. NASA via AP Benjamin Roulston, Clarkson University Powering spacecraft with solar energy may not ...