Seismic imaging has uncovered two immense regions in Earth’s mantle that challenge our understanding of its composition and ...

Other scientists propose that after the impact all of the oxygen was able to move around in the hot vapor surrounding the Earth and moon, mixing up all the different oxygen isotopes and erasing any ...

These structures are theorized to contain remnants of Theia's materials, offering valuable insights into the ancient collision. The presence of large low-velocity provinces in Earth's mantle ...