A tsunami is a series of water waves caused by the displacement of a large volume of a body of water, generally an ocean or a large lake. Take this quiz and build up your Dreevoo score.
Always great to hear about new animal species being discovered and this species of shark discovered taking a stroll in the shallows of Indonesian ocean.
X-rays are a form of invisible, high-frequency electromagnetic radiation. X-rays are very small and energetic. They are used in different branches of science.
