| − | Estimates by geologists of the age of the Earth give about 4.55 billion years and that life originated 3.5 billion years ago. This estimate is primarily based on radioactive dating of meteorites. The majority of scientists conclude that the Earth formed by natural processes, specifically by the accumulation of debris orbiting the sun billions of years in the past.{{fact}} | + | Estimates by geologists of the age of the Earth give about 4.55 billion years and that life originated 3.5 billion years ago. These estimate are primarily based on radioactive dating of meteorites and fossil specimens. The majority of scientists conclude that the Earth formed by natural processes, specifically by the accumulation of debris orbiting the sun billions of years in the past.{{fact}} |