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The following tables list geological features on Earth that are known impact events as well as possible, but for which there is currently no confirming scientific evidence in the peer-reviewed literature, impact events. In order for a structure to be confirmed as an impact crater, it must meet a stringent set of well-established criteria. Some ...
In the folklore of the early United States, a madstone was a special medicinal substance that, when pressed into an animal bite, was believed to prevent rabies by drawing the "poison" out. The Encyclopedia Americana described it as "a vegetable substance or stone". [ 1 ]
The Sinister Secret of Saltmarsh is a module for the Advanced Dungeons & Dragons (AD&D) roleplaying game, written by Dave J. Browne with Don Turnbull.The module details a mysterious abandoned mansion at the edge of a town called Saltmarsh, and the secrets contained therein.
DDO 3 (also known as NGC 147, PGC 2004, UGC 326, LEDA 2004 or Caldwell 17) is a dwarf spheroidal galaxy which is located in the northern constellation of Cassiopeia, near the border of Andromeda. It is a small satellite galaxy of the famous Messier 31 , which is the largest galaxy in the Local Group .
The Manson impact structure is an impact structure near the site of Manson, Iowa where an asteroid or comet nucleus struck the Earth during the Cretaceous Period, approximately 74 Ma. [1]
After staying named the deputy director of plans until 1973, the position was then known as Deputy Director for Operations (DDO) until October 13, 2005, when, under the Intelligence Reform and Terrorism Prevention Act of 2004, the position was renamed to Director of the National Clandestine Service (D/NCS).
The story goes on to explain the origins of Crater Lake, known as giiwas in the Klamath language. [2] The Klamath stories say that quarrels began, and war broke out between Llao and Skell. One time Llao visited atop he saw Loha, the daughter of the Klamath Indian Chief, and fell in love with her.
Upheaval Dome is approximately 6.2 mi (10 km) in diameter and the crater is known to be less than 170 million years old (Jurassic or younger, but how much younger is not established.) The crater is clearly visible on the surface as light and dark brown concentric rings.