An icebreaker is a special-purpose ship designed to move and navigate through ice-covered waters and provide safe waterways for other boats and ships. The icebreaker will drive its bow onto the ice and break it under the weight of the ship.
#DiscoverGlobe 🌎
Each second, 1.5 million tons of solar material shoot off the Sun into space. The magnetosphere shields Earth, but the solar wind can get in near the poles and disrupt satellite, radio & GPS signals. 3 new missions aim to improve this technology problem: go.nasa.gov/2D7pIfZ
We all live inside a cocoon—a "heliosphere" surrounding the solar system, created by winds from the Sun. Surprisingly, no one knows what it looks like. A bubble? A croissant? A wind sock?
The only way to know for sure is to escape it, and take a picture.
scientificamerican.com/artic…