Do you know what discoveries Marie Curie is famous for, and why you frequently benefit from her discoveries when you go to the doctor?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
P-wave
xP-wave : A compressional wave (or pressure wave) in the Earth's surface that shakes the ground back and forth in the same direction and the opposite direction as the direction the wave is moving
Air pollution can get high in the atmosphere – high above most of the clouds you see in the sky. Scientists are finding air pollution more than 20 miles above the surface of the Earth. That’s in the stratosphere...Read more