"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.
New research suggests that Theia, the object whose collision with Earth is theorized to have caused the formation of the moon ...
Earth and the planetary object that gave rise to the Moon were likely born in the same region of the solar system.
Did Earth Have a Twin That Formed the Moon? :globe_showing_Europe-Africa: Billions of years ago, our planet may have collided ...
About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...
Discover how scientists have used iron isotopes to determine the likely origin of the Mars-sized planet named Theia.
After cutting ties with the Heritage Foundation, an antisemitism task force formed to address what they described as left-wing antisemitism has reformed independently and broadened its focus.