And yet "we only know the tip of the iceberg, " says ecologist Benoit Fontaine of the National Museum of Natural History in Paris.

BBC: Magazine

Before meeting with the President, in an award ceremony today at the Smithsonian National Museum of Natural History, Science and Technology Advisor John Holdren conferred the Presidential Early Career Award for Scientists and Engineers (PECASE) to the 96 outstanding researchers.

WHITEHOUSE: Browse White House visitor logs

The institution said it remained committed to delivering key projects, including the redevelopment of St Fagans: Natural History Museum and providing a National Museum of Natural Sciences.

BBC: National Museum Wales: 23 posts go, 111 jobs to change

Exuberantly, he submitted the results to the Young Naturalist Awards, a national contest run by the American Museum of Natural History.

WSJ: A Youngster's Bright Idea Is Something New Under the Sun; Scientist Is 13-Year-Old Aidan Dwyer

He took the tusk home and stored it in the bath overnight before contacting experts at the National Museum of Wales in Cardiff, who then alerted London's Natural History Museum.

BBC: The tusk was found close to the ancient footprints site

Mountain View just added 20 US museums to its battery of 10, 000 indoor schematics, including the de Young Museum in San Francisco, the Philadelphia Museum of Art, Cincinnati Museum Center, the Indianapolis Museum of Art, the American Museum of Natural History, 17 Smithsonian museums and the National Zoo in DC.

ENGADGET: Google Maps adds floor plans and walking directions for 20 US museums