Retracing the origins of a massive, multi-ring crater
An international team of scientists have reconstructed the extreme collision that created one of the moon’s largest craters, 3.8 billion years ago.
Probability of Aleutians mega-earthquake estimated
Researchers estimate the probability of a magnitude 9+ earthquake in the Aleutian Islands—an event with sufficient power to create a mega-tsunami especially threatening to Â鶹´«Ã½.
Comet Wild 2: A window into the birth of the solar system?
Led by Ryan Ogliore at the Hawai?i Institute of Geophysics and Planetology, a research team investigates the oxygen isotope and mineral composition of the comet dust returned from Wild 2.