or log in
In the past, a number of geologists tried to explain why the outlines of continents seem to fit...
The four outer planets (Jupiter, Saturn, Neptune and Uranus) do not have solid surfaces, thus...
This video presents the different stages of coal formation.
In summer, monsoon winds bring heavy rainfall from the sea to the mainland.
We can observe quite interesting astronomical phenomena when the Earth, the Sun and the Moon align.
An earthquake is one of the most devastating natural phenomena.
On a geological time scale lakes are short-lived.
Lateral compressive forces cause rocks to form folds. This is how fold mountains are formed.