The Optimist Daily Update with Summers McKay & Kristy Jansen – Your weekday commute update from The Optimist Daily featuring discussions of our top positive news solutions from independent, reader-funded, journalists. Mermaids and astronauts is our theme on the Optimist Daily Update today including stories about an astronaut exploring the deepest seas and an ocean-saving mucus membrane. Listen to The Optimist Daily Update with Summers & Kristy – Making Solutions the News!