India approves $2.5 billion scheme to boost biogas output

The possibility of generating power from osmosis -- when water molecules pass from a less salty solution to a more salty one -- has long been known. But actually generating energy ...

Tokyo has logged 34 straight days of rain, marking the longest streak on record, Japan's weather agency said on Tuesday.

Hurricane Polo made landfall on Mexico's Baja California peninsula on Tuesday, cutting power and causing flooding as the sea breached coastal defenses.

Welcome rain has brought relief to residents of Indonesia's Pontianak city after weeks of exposure to a cloying, toxic haze given off by rampant wildfires on Borneo island.

A wind turbine being built in eastern Germany reached its full height of 365 metres (1,197 feet) Tuesday, making it the world's tallest, according to the company that built it.

Under a blazing sun, workers crouch on a shrinking island off India's southern coast, threading bright green seagrass shoots onto wooden frames before anchoring them onto the ocean...