Did you know that about 250 million years ago, almost all life in the ocean became extinct?
Did you know that different cultures imagined different constellations, based on their own cultural context?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Loess
xLoess : An aeolian sediment formed by the accumulation of wind-blown silt and lesser and variable amounts of sand and clay that are loosely cemented by calcium carbonate. Loess is usually homogeneous, highly porous, and is traversed by vertical capillaries t
Earthquakes occur regularly in Sumatra, Indonesia because it is located near the boundary of two of Earth's tectonic plates. These earthquakes occur at 'subduction zones,' which are areas where one tectonic...Read more