A Times analysis shows that increasingly complex oil and gas wells now require astonishing volumes of water to fracture the bedrock and release fossil fuels, threatening America’s fragile aquifers. By ...

Alberta ditches time change along with B.C. Amazing fireballs captured during the Lyrids, the oldest meteor shower on record ...

One of the great technical breakthroughs in late 19th century mining occurred with the introduction of nitroglycerin, a colorless, earth-shattering liquid used initially in quarrying. Nitro, a high ...