Updated: 53 min 54 sec ago
Already known for detecting land mines, the giant African rodents may be able to sniff out tuberculosis, the world's second most fatal infectious disease.
Drillers have more work than they can handle, as water tables fall and experts warn of long-term consequences.
To accommodate today's oceangoing behemoths, the canal is getting a $6 billion makeover.
Explorer Sylvia Earle shares her personal journey in new documentary film 'Mission Blue' and explains why the ocean is essential to life on Earth.
The Perseids compete with a supermoon, a Swedish forest goes up in smoke, and the Rosetta spacecraft orbits a comet.
National Geographic Explorer-in-Residence Enric Sala leads a project that aims to identify and protect the world's most unspoiled marine environments.
In the dust collector of a NASA probe, citizen scientists helped find particles that probably came from interstellar space—the first that could be studied on Earth.
Summer floods have transformed roadways into raging rivers in the northeastern U.S.
Decomposing trees and homes may be responsible for the sand dune hole that swallowed a boy in June 2013.
Catch a glimpse of wildfires from a rare perspective, as firefighters open a window into their world.
Plans to build a gondola to the floor of the Grand Canyon reveal tensions between park protection and public access, as well as competing ideas of sacred space.
Stress on schools, social services is making city of Manassas a battleground once again.
Madagascar researcher Christopher Golden finds surprising connections between the environment and humans.
A PTA mom/journalist tells how an Indonesian rhino became the hero of a book by elementary schoolchildren in Brooklyn, New York.
With California rivers low, professional and hobbyist miners uncover more metals through panning, sniping, and prospecting.
Take a peek at some familiar, and not-so-familiar, sharks-from great whites to sawsharks to Greenland sharks.
Minke whales feast under Antarctic sea ice with frequent gulps of krill-laden water, study finds.
The Northwest and northern California have been the center of this year's fire season, despite dry conditions in the Southwest.
A huge boneyard of 47 pterosaur fossils has revealed a new species and unprecedented insight into the lifestyles of the ancient flying beasts.
Richard Hendrickson of Long Island has been collecting valuable citizen science since long before the term was invented.