Did you know that Colonial Americans used large sheets of mica as glass for windows?
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?
Alluvium
xAlluvium : Alluvium is loose gravel, sand, silt, or clay deposited by streams.
There used to be sea ice floating on the tropical ocean, according to new evidence found by geologists. This was quite a long time ago, 716.5 million years ago, during a time known as Snowball Earth. This...Read more