While expectations are high for some special sightings, experts warn that comets are notoriously fickle and unpredictable ...

Geologists from the University of Maryland have discovered a mysterious subduction zone deep beneath the Pacific Ocean, which ...

Engaging articles, breathtaking images and expert knowledge Issues delivered straight to your door ...

The National Weather Service issued a red flag warning and a fire weather watch for various areas of Minnesota on Wednesday.

On Tuesday, NASA said it shut down Voyager 2's plasma science instrument—responsible for tracking the flow of charged ...

An annular solar eclipse with its distinctive "ring of fire" happens on Oct. 2. Here's the ring of fire eclipse 2024 path and how to see it.

NASA says a solar flare ranked with a strength of X7.1 occurred on the earth-facing side of the sun. This ranking of X7.1 ...

(CNN) - One of Earth’s tallest mountains, Mount Everest, keeps growing taller. Recent GPS measurements showed that Everest ...

Astrophysicists estimate that any exponentially growing technological civilization has only 1,000 years until its planet will ...

The sun just unleashed one of its largest solar explosions in recent years, temporarily causing a radio blackout on Earth and ...

A spacecraft en route to spy on Jupiter and its moons has snapped a rare and excitingly high-definition picture of the ...

Look up into the sky in October to spot a supermoon, watch a major NASA launch, catch a falling star and, if you're lucky, see a comet.