New research has found that the continents ended up where they are today because of previous plate tectonic processes that controlled how Pangaea broke apart.
Tides are the largest they have been for 250m years.
How can life on Earth help us understand life in space? To answer this question, we compare biological clocks and geological rocks and find that they tick uniformly.
With most species out of the way, remaining plants and animals rush to evolve into the ecological gaps.