Add Yahoo as a preferred source to see more of our stories on Google. Among the inner solar system, Earth is the only planet that experiences plate tectonics. A new study, using convection models, ...

Even while NASA now provides a clearer picture of how and when life might end on Earth, the chaotic beginnings of the planet and the solar system continue to spark some of the most mind-blowing ...

PASADENA, Calif. — Continent-sized remnants of another world could be found deep inside the Earth, according to a new study coming out of California. Researchers believe the remnants could be pieces ...

A new paper suggests that Uranus might still contain evidence of the catastrophic impact that knocked it on to its side and shaped much of its evolutionary history. If it's accurate, there are some ...

An international research team has discovered a new planet so young that it has yet to emerge from the womb of matter where it is forming. This is the youngest protoplanet discovered to date. It’s ...