What FACTS ABOUT ROCKS do you know? They are abundant on earth, and yet little is known about them. These facts will increase your knowledge of the rocks.

Cloud Weight It might seem surprising, but the average cumulus cloud, those cotton-like clouds you see on fair weather days, ...

Earth is home to some truly mind-boggling landscapes, from salt-covered deserts to giant, underwater waterfalls. Geological and biological processes, together with climates and inevitable wear-and ...

Winter might be seen as a cold period marked by dark days. But there's still a lot of interesting things going on between the winter solstice and the spring equinox. Leader Publishing Company of Salem ...