Did you know that about 250 million years ago, almost all life in the ocean became extinct?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
xTsunami : A tsunami is a sea wave of local or distant origin that results from large-scale seafloor displacements associated with large earthquakes, major submarine slides, or exploding volcanic islands.
Current observational tools cannot account for roughly half of the heat that is believed to have built up on Earth in recent years, according to a "Perspectives" article in this week's issue of the journal...Read more