Did you know that Giovanni Schiaparelli's observations of channels on the surface of Mars was mistranslated, causing people to think there was life on Mars?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Spreading ridge
xSpreading ridge : An oceanic spreading ridge is the fracture zone along the ocean bottom where molten mantle material comes to the surface, thus creating new crust.
The sun goes through cycles that last approximately 11 years. These solar cycle include phases with more magnetic activity, sunspots, and solar flares. They also include phases with less activity. The...Read more