An ant expert explains how ants seem to defy gravity

Demand for gold has risen in recent years. Not everyone is happy about that, especially residents of Grass Valley

After being trapped for in a flooded mine for a week, dozens of Chinese miners are pulled out alive

Decades after a major spill opened our eyes to oil's dangers, we're still living under the delusion that it's safe

John Christensen has allowed prospectors to tap oil and gas beneath his land. It's been a Faustian bargain

"60 Minutes" provides audiences their first look at the project being constructed below ground zero

Where there’s smoke, there will be lava?

Monday's tornado killed at least 24 people, destroyed countless houses and completely leveled one elementary school

A radar instrument on one of the oldest operational Mars orbiters has discovered possible evidence of liquid

A fascinating and remarkably fair-minded documentary probes the roots of the notorious Earth Liberation Front

The tunnel is 755-feet long and is the latest in more than 75 others busted over the years

Companies want to build pipelines to capture and store carbon, but a report warns that regulators aren’t prepared

A new report examines the technology of drone warfare and its lethal shortcomings

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