David Smeed of the National Oceanography Center in England talks about recently launched robot gliders that are monitoring a system of currents, known as the 'Atlantic heat conveyor,' which influences European climate.
Listen to anthropologist Jim Moore, on what's so important about a Tanzania study that provides the first evidence that chimps use tools to forage for tubers.
Eleanor Imster has helped write and edit EarthSky since 1995. She was an integral part of the award-winning EarthSky radio series almost since it began until it ended in 2013. She and her husband live in Tennessee, where they enjoy guitar playing and singing. They have 2 grown sons.