Using information from inside the rocks on Earth's surface, we have reconstructed the plate tectonics of the planet over the ...
If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. If you had a time machine that allowed you to cruise far into Earth’s incredible ...
Scientists now think the Earth’s story began around 4.6 billion years ago in a disk-shaped cloud of dust and gas ... chondrules—tiny pieces of dust and rock that have survived from before the planets ...