TechnologyHyperloop: Musk unveils high-speed pneumatic transport Elon Musk, founder of SpaceX, says a system of pods inside depressurised tubes could whisk commuters between San Francisco and Los Angeles in half an hour News
EarthDeforestation in Congo basin slows, but for how long? The deforestation rate in central Africa was down by a third in the decade to 2010 compared to the previous 10 years, but the trend may have reversed since News