Did you know that bodies in the solar system orbit the Sun in elliptical orbits?
Did you know that the Maya believed that the Earth was flat, and that there was a jaguar called a bacab in each corner that supported the sky?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Rayleigh wave
xRayleigh wave : A Rayleigh wave is a seismic surface wave causing the ground to shake in an elliptical motion, with no transverse, or perpendicular, motion.
Scientists have been taking a close look at microbes that live in the ocean. The microbes they are studying are a type of bacteria and are very tiny. They may be small but they have a big impact on life...Read more