Did you know that about 250 million years ago, almost all life in the ocean became extinct?
Do you know what theory Archimedes is most famous for?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Plasmoid
xPlasmoid : A structure of plasma and magnetic fields proposed to explain several natural phenomena including magnetic bubbles in magentospheres and ball lightning
The Earth's mantle is a rocky, solid shell that is between the Earth's crust and the outer core. The mantle is made up of many different reservoirs that have different chemical compositions. Scientists...Read more