Engineering

An underwater navigation system powered by sound

GPS isn't waterproof. The navigation system depends on radio waves, which break down rapidly in liquids, including seawater. To track undersea objects like drones or whales, researchers rely on acoustic signaling. But devices ...

Computer Sciences

Trust the machine—it knows what it is doing

Machine learning, when used in climate science builds an actual understanding of the climate system, according to a study published in the journal Chaos by Manuel Santos Gutiérrez and Valerio Lucarini, University of Reading, ...

Energy & Green Tech

Is it green, or forever toxic? Nuclear rift at climate talks

Deep in a French forest of oaks, birches and pines, a steady stream of trucks carries a silent reminder of nuclear energy's often invisible cost: canisters of radioactive waste, heading into storage for the next 300 years.