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 ...

"Before our discovery, the oldest impact crater was 2.2 billion years old, so this is by far the oldest known crater ever found on Earth," Professor Johnson said. Researchers discovered the crater ...

Methuselah, nearly 4,855 years old, might be surpassed by Alerce Milenario ... than any other region on Earth. Whichever tree, whether Methuselah or Alerce Milenario, takes the title, one thing ...

Enter “Empty Ride,” a world premiere comedy-drama that opened Thursday at the Old Globe. Written by UC San Diego MFA grad Keiko Green, it’s a jam-packed 90-minute ghost story with five ...