After 10,000 years, Death Valley’s ancient Lake Manly has reappeared following record rainfall, creating a rare and stunning ...

Scientists have uncovered a missing feedback in Earth’s carbon cycle that could cause global warming to overshoot into an ice ...

Between 128,000 and 186,000 years ago, when ice covered the Sierra Nevada, a lake 100 miles long and 600 feet deep sat in ...

Heavy rain from a persistent atmospheric river pattern continues to impact California this week. Here's what's causing it.

The long-duration atmospheric river storm is likely to cause a slew of hazards over Christmas week across California, including widespread urban flooding, downed trees, power outages and travel delays ...

Although the Trump administration has taken steps to scuttle or downplay other reports about climate change, this one struck ...