Scientists disagree whether human-made climate change or natural fluctuations are mostly to blame for worse-than-expected ...

Add Yahoo as a preferred source to see more of our stories on Google. A map of ocean temperature anomalies (differences from normal) during a strong El Niño. Red colors mean the ocean water is warmer ...

Is the world getting hotter, faster? It’s a big question which has been puzzling and dividing scientists for years. A new paper says it has the answer, and it’s not good news. Global warming has ...

Global warming may be speeding up, with temperatures rising faster since 2015 and recent record-hot years reflecting a ...

'The thing is, heat kills.' ...

California test scores typically fall below national averages, with disadvantaged groups lagging behind others. Adequate Medi ...

Thank you for detailing the increase in arrests and detention in the Bay Area and Northern California. Related Articles ...

In Focus delivers deeper coverage of the political, cultural, and ideological issues shaping America. Published daily by ...

Although the teachers did not explicitly make connections to the work some students in the group had done to care for salmon, ...

The answer has to do with the air we breathe and that bright white snowpack, as an atmospheric scientist in Colorado explains ...

Stephen Hawking's black hole fame wasn't his only focus — he also laid out multiple existential threats. Here are five ...