Did you know that lunar
eclipses are produced by the Earth casting its shadow on the Moon?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
xTsunami : A tsunami is a sea wave of local or distant origin that results from large-scale seafloor displacements associated with large earthquakes, major submarine slides, or exploding volcanic islands.
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