The oldest material on the planet has been discovered inside a meteorite, according to Proceedings of the National Academy of Sciences magazine.
The magazine published the results of a study on Murchison meteorite that fell to Earth in 1969 in Australia.
Research on the mineral particles in the meteorite were found to be even older than the sun and solar system which date back roughly 4.6 billion years.
American and Swedish experts determined some 40 particles to 5 to 7 billion years old, making them the oldest substances in the world.
The leader of the research team, Philipp Heck