Did you know that most of the matter in the universe is in the plasma state?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Moho
xMoho : The boundary between the crust and the mantle in the earth. This is a depth where seismic waves change velocity and there is also a change in chemical composition. Also termed the Mohorovicic' discontinuity after the Croatian seismologist Andrija Moh
Scientists know that more of the Sun’s energy gets to our planet than leaves. It hasn’t always been this way. More energy is sticking around as heat because there are more heat-trapping greenhouse gases...Read more