Lunar rock samples suggest the event happened 4.35 billion years ago ... for when the Earth and moon formed, which put the date at anywhere from 30 million to 150 million years after the sun ...

Over two hundred fifty million years ago, India, Africa ... the collision of India with Asia we must first look beneath the Earth's surface. The continents are carried by the Earth's tectonic ...

A crater at the edge of the Yucatán peninsula in Mexico was created by a massive asteroid that hit Earth 66 million years ago At the end ... left a crater over 150 kilometres wide, centred ...