The ratings on real estate sites that try to convey the risk of burning in a wildfire may overcomplicate or misrepresent the risk.

© Philip Cheung for The New York Times

A sugarcane crop withered by El Niño in India, the world’s second-largest producer, is hurting consumers and farmers — plus undermining the country’s energy security goals.

After sick corals were placed in direct contact with healthy ones of the same genetic make-up, they recovered at “incredible” speed, scientists found.