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?
Quaternary
xQuaternary : The Quaternary is the geologic time period comprising about the last 1.65 million years.
A new study shows that water might have been present very early in the formation of Earth. Before this new information, scientists thought water came to Earth from comets. Scientists have learned this...Read more