SWARM Tracks the Ocean’s Magnetic Field
Earth’s magnetic fields protect us from deadly radiation from high-energy solar particles and cosmic rays. Most of this protective shield is produced by a vast amount of hot molten iron swirling around in our planet’s outer core. But there’s another little-known contributor to our geomagnetic field. It’s the salty and electrically conductive ocean. When salty ocean […]
Study: Dinosaurs Roamed Before Saturn’s Moons and Rings Formed
A new study from researchers at the SETI Institute (Search for Extraterrestrial Intelligence) and the Southwest Research Institute (SwRI) has found that most of Saturn’s 62 moons and perhaps even its celebrated rings may only be a hundred million years old. That’s more recent than when dinosaurs were roaming Earth. One of the study authors, Matija […]