Do you know what measurement Eratosthenes is famous for?
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
The National Center for Atmospheric Research (NCAR) in Boulder, Colorado has released powerful new computer software so scientists can study climate change in much more detail than ever before. The Community...Read more