Giant regions of the mantle where seismic waves slow down may have formed from subducted ocean crust, a new study finds.
Giant regions of the mantle where seismic waves slow down may have formed from subducted ocean crust, a new study finds.
The oldest meteorite impact crater on Earth (3.5 billion years old) has been discovered in Western Australia's Pilbara region ...
The ground beneath your feet may feel solid, but Earth is constantly shifting. While we have mapped the surface in detail, ...