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Local Las Vegas Valley breaking news from Nevada's most reliable source. Read about the latest updates happening in your region at Las Vegas Review-Journal.

Nevada hot spring may offer clues about life on other planets

Scientists led by UNLV researcher Brian Hedlund are studying the microorganisms in a near-200-degree environment in search of clues about life on Earth and elsewhere, bolstered by a new $900,000 grant from NASA.

Graffiti in active volcano at Death Valley erased by park service

National Park Service employees had to roll out about 600 feet of hose to erase the latest graffiti at Death Valley: large letters and symbols scratched into the mud bottom of Ubehebe Crater at the northern end of the national park.

Cloud over Nevada waste dump was harmless steam, regulators say

A plume of white smoke spotted this week at a hazardous waste dump south of Beatty was steam released during a treatment process to neutralize a tanker of acidic liquid waste, according to state regulators.