EnvironmentSatellite launched to track down leaks of potent greenhouse gas MethaneSAT will orbit the planet 15 times a day to capture unprecedented amounts of data on methane emissions from human and natural sources 51¶¯Âþ
PhysicsNuclear fusion reaction releases almost twice the energy put in The US National Ignition Facility has achieved even higher energy yields since breaking even for the first time in 2022, but a practical fusion reactor is still a long way off 51¶¯Âþ