A volcano is a break in a planetary-mass object’s crust that allows hot lava, volcanic ash, and gases to emerge from a magma chamber under the surface, such as Earth. For example, divergent tectonic plates cause volcanoes along a mid-oceanic ridge like the Mid-Atlantic Ridge, while
DNA can be used to store digital information: Nowadays DNA is used to store information such as text files, video and audios.
The Sun is about 4.6 billion years old – gauged on the age of other objects in the Solar System that formed around the same time. And, based on observations of other stars, astronomers predict it will reach the end of its life in about ************** years ( watch video for the exact info)