This location is poised to become the world's highest solar observatory, providing a critical foundation for acquiring world-class observational data. Construction of the supporting infrastructure and ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

Hidden high in the White Mountains of eastern California, a gnarled, weathered tree quietly holds a staggering secret — it’s nearly 5,000 years old.

China’s dominance persists but faces growing Western pushback, with the U.S. and allies investing heavily in local mining, processing, and supply chains ...

With a competent guide, active volcano treks are both safe and worth the climb. Here are some of the tallest active volcanoes ...

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one day resemble our own.

The action is unfolding in a location comparable to the asteroid belt between Mars and Jupiter containing the leftover building blocks of our solar system’s planets.

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) ...

Solar became the EU’s largest source of electricity for the first time ever in June, according to a new report from energy think tank Ember.

The Bases Loaded softball team is back for the second straight year and is gearing up to compete in the 57th Smoky Mountain Classic set to begin on Friday.

Until the state bridges the gap between climate goals and equitable policy, California's lofty environmental vision will ...