Step right up, folks, and witness the amazing shrinking continent before it's too late.
The 'boring billion:' the long evolutionary pause when algae ruled the Earth, might be due to stalled plate tectonics.
New study challenges the idea that the rate of plate movement remains stable.
Four-billion-year-old sample suggests modern-day Iceland is our best bet for an example of how Earth's continents first formed.
A quarter of a billion years ago Africa slammed into North America and left a scar that can be seen today with special instruments.