About 35 million years ago, an asteroid struck the ocean off the East Coast of North America, leaving behind a massive impact ...

In an extraordinary breakthrough, scientists have discovered a massive underwater crater buried beneath the waters of the ...

Key events include the Tunguska Event, the Chelyabinsk Event, the Barringer Crater, the Chesapeake Bay Crater, and the Chicxulub Event. These collisions illustrate the potential threat asteroids ...

The chemical makeup of mineral inclusions preserved in impact glass hints at the site of a missing impact crater.

Though environmental leaders acknowledged that progress has been made in restoring the Chesapeake Bay, some challenges and uncertainty remain as they plan for the future. At a Senate Education, Energy ...

After a more than 6,300 foot journey, the tunnel boring machine nicknamed “Chessie” has fully completed its task of excavating what is planned to become a new expanse of the ...

Chessie officially completed her journey, successfully exiting the receiving pit on Two Island on Wednesday. Chessie reached her end destination on Monday evening. Mining was then paused to allow ...

Chessie, a tunnel-boring machine, has completed her work on the Chesapeake Bay Bridge-Tunnel's new Parallel Thimble Shoal Tunnel. The machine removed 500,000 cubic yards of soil, and installed ...

The rocket-powered Gracie will conduct five hops during its short lunar stay, including one into the depths of a shadowy crater. A SpaceX launch later this month will send a new type of lunar ...

An aerial view of the area near the site of the plane crash in Northeast Philadelphia that killed seven people Friday shows a gaping crater close to the entrance of Roosevelt Mall on Cottman ...