Did
you know that solar
eclipses are caused when the Earth passes through the Moon's shadow?
Did
you know that Re
was the sun and creator god in ancient Egypt?
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.
Tiny variations in the isotopic composition of silver in meteorites and Earth rocks are helping scientists put together a timetable of how our planet was assembled, beginning 4.568 billion years ago. Results...Read more