Did you know that it can get as cold as -70 degrees Celsius in the Arctic tundra during the winter?
Did you know that in Norse mythology, there is a huge rainbow bridge called Bifrost that connects Midgard, the realm of humans, to Asgard, the home of the gods?
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
The Gulf of Mexico: what role will the Mississippi River play in oil washing ashore and into delta wetlands? One of the spill's greatest environmental threats is to Louisiana's wetlands, scientists believe....Read more