The Supreme Court opens its term with a climate case about state law, federal power and whether local governments can seek damages from oil companies.

Algae and phytoplankton are easy to overlook, but they anchor marine food webs, shape the carbon cycle and account for a major share of Earth’s oxygen production.

AI’s physical infrastructure is arriving in rural communities faster than the systems meant to monitor its demands on water, power, and public trust.

Forty years after a cloud of carbon dioxide suffocated communities around Cameroon’s Lake Nyos, the disaster remains a lesson in invisible risk, scientific humility, and who receives protection.