Did
you know that early Chinese believed that there were ten
suns that appeared each day in the sky during the ten-day Chinese week?
Did you know that we look back in time when we look into the cosmos?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Lahar
xLahar : A mudflow or landslide composed of pyroclastic material and water that flows down from a volcano, typically along a river valley. Lahars can be huge, fast, and deadly.
Tiny variations in the isotopic composition of silver in meteorites and Earth rocks are helping scientists put together a timetable of how our planet was assembled, beginning 4.568 billion years ago. Results...Read more