Researchers say they have found "unequivocal evidence" that a meteorite smashed into Earth 3.47 billion years ago, potentially affecting plate tectonics and creating conditions for life.

Led by Curtin University geologists Chris Kirkland and Tim Johnson, a research team unearthed this primeval crater beneath ...

Methuselah, nearly 4,855 years old, might be surpassed by Alerce Milenario ... that could not be restored within our lifetimes if emitted, than any other region on Earth. Whichever tree, whether ...

The oldest lake in the world dates back about 25 million years and is also the world's deepest and most biologically diverse ...

Researchers have discovered a 3.5-billion-year-old meteorite impact crater in Western Australia, providing new insights into ...

Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds. Known as large low-seismic-velocity provinces (LLSVPs), these blobs are both hotter and ...