Limestone is a sedimentary rock mainly composed of calcium carbonate (CaCO3). It is formed largely from the shells and skeletons of marine organisms that accumulate...
The Minoan civilization, located on the island of Crete, has fascinated historians and archaeologists with its advanced architecture, luxurious palaces, and sophisticated sewer system at...
Dry sand is made up of grains that don’t hold together too well, but when it’s slightly damp, a small amount of water forms liquid...
Sea turtles have an incredible ability to remember the nesting sites where they were born. This phenomenon is called homing, and it is crucial for...
Very hot lava starts with a white or bright yellow color, as its temperature often exceeds 1000 to 1200°C. At these high temperatures, the molten...
The formation of colored crystals in certain rocks is due to the presence of chemical elements that interact with the constituent minerals. These elements can...
A caldera generally forms as a result of an explosive volcanic eruption that empties the underlying magma. When the underground magma chamber empties, the top...
The formation of geysers is due to a complex combination of pressure and temperature underground. Geysers are typically found in regions where rainwater seeps into...
The type of rock is a determining factor in the formation of mountain peaks. Hard and resistant rocks, such as granite and gneiss, tend to...
When you pass a magnet over the sand on a beach, you can sometimes see a few black grains sticking to it: these grains have...
