The small bots will help researchers at NASA's Jet Propulsion Laboratory map fissures and learn more about how eruptions occur.
A 10-year study shows far more spills than had previously been reported, about half occurring when moving and storing fluids in pipelines.
Stanford researchers have developed a new method of extracting trace amounts of uranium from seawater instead of mining.
Canadian glaciers account for a huge portion of Arctic ice. As the planet warms, meltwater is eating away at them at an astonishing rate.
Grains of a three-billion-year-old mineral found in rock point to a hidden continent left over by the break-up of the supercontinent, Gondwana, about 200 million years ago.
A Florida scientist is on a mission to restore flavor to grocery store tomatoes.
Keeping the planet from warming beyond 2 degrees Celsius will require a global effort to rely on renewable energy.
The amount of e-waste in Asia has jumped by nearly two-thirds in five years, raising hazards for the environment and for the people dismantling discarded gadgets.
Monster winter storms have lead to mudslides and flooding — but could also mean the end of a statewide drought that's heading into its sixth year.
Measuring how fast sound travels through a tree trunk can reveal whether it's rotting from the inside.