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All Images

Discovery
Crumbling Walls of Ancient Chesapeake Bay Crater Threaten Regional Groundwater Supplies

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Ilustration of a crater formed from the impact of a comet or asteroid in Chesapeake Bay.

A crater from a long-ago comet or asteroid impact in the Chesapeake Bay is buried beneath hundreds of feet of sediment.

Credit: Nicolle Rager-Fuller, NSF


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Cover of June 27, 2008 Science magazine.

The researchers' findings were published in the June 27, 2008, issue of Science magazine.

Credit: Copyright 2008 AAAS


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