For the first time, scientists have captured video evidence of orcas cooperatively hunting whale sharks, the largest species ...

When natural gas from deep underground reservoirs escapes from cracks in the rock, it can sometimes burn autonomously for ...

Diagnoses have climbed by 175 percent in just the last decade—with the greatest increases in girls and women. Here’s how our ...

People taking new weight-loss drugs say they curb cravings for booze, drugs, and nicotine. Did scientists inadvertently ...

Five years after a catastrophic fire, Paris's beloved cathedral will open to great fanfare. Nat Geo got exclusive access to ...