YVERDON-LES-BAINS, Switzerland/CHICAGO In a field of sugar beet in Switzerland, a solar-powered robot that looks like a table on wheels scans the rows of crops with its camera, identifies weeds and zaps them with jets of blue liquid from its mechanical tentacles. | Video
LONDON The British government announced on Tuesday it was launching a new plan which aims to reduce air pollution and its costs on society by 1 billion pounds ($1.4 billion) a year by 2020.
LONDON Lawyers for the Bodo community in Nigeria's oil-producing Niger Delta, which was devastated by two major oil spills a decade ago, went to court in London on Tuesday to fend off what they said was an attempt by Shell to kill off their litigation.
PAHOA, Hawaii Molten lava from the erupting Kilauea Volcano on Hawaii's Big Island crept onto a geothermal power plant site on Monday, as workers rushed to shut down the facility to prevent the uncontrollable release of toxic gases. | Video
LONDON Using data collected from underwater drones, merchant ships, fishing boats and even explorers, a new scientific project aims to map the ocean floor by 2030 and solve one of the world’s enduring mysteries. | Video
DAKAR In 2014, Democratic Republic of Congo officials trumpeted the launch of a sweeping initiative they said would solve food shortages in one of the world’s poorest countries.
AGRA, India India's white-marble Taj Mahal is turning yellow and green as the 17th century mausoleum weathers filthy air in the world's eighth-most polluted city. | Video
JAKARTA Indonesia's most active volcano, Mount Merapi on densely populated Java island, has shown danger signs with a series of small eruptions, and authorities have ordered villagers living on its slopes to leave and hikers to stay clear.
LONDON The value of global schemes to put a price on carbon dioxide (CO2) emissions and designed to reduce greenhouse gases blamed for global warming totals $82 billion, the World Bank said in a report on Tuesday.
OSLO Norway's Directorate of Fisheries has rejected Pure Atlantic's application for 45 salmon farming development licenses, arguing that the plan did not bring significant innovation to the industry, it said in a letter dated May 16.