Dutch scientists pipe office urine into bacteria-filled cells that generate electricity and recover nitrogen and phosphorus, while a related system can produce hydrogen
Life on Earth may have begun twice. A Science Advances study found that bacteria and archaea inherited one ancient genetic code but independently evolved the machinery needed to become free-living cells — leading the researchers to describe it as “one origin of the genetic code, but two origins of life.
In 2025, US scientists poured 16,500 gallons of lye and bright pink dye into the Gulf of Maine, the first federally approved attempt to reverse the ocean's rising acidity