Scientists tracking the Pacific’s most volatile margins are watching a familiar pattern sharpen into something more urgent, ...

If snapshots of the dazzling “ring of fire” that danced across the skies of South America on Wednesday sparked eclipse fever, sky-gazers won’t have to wait too long for additional celestial spectacles ...

WASHINGTON — The next total solar eclipse may be a few years away from returning to the U.S., but a similar astronomical event is coming up this week. On Wednesday, October 2, an annular solar eclipse ...

Diamond ring. Devil horns. Ring of fire. Baily’s Beads … Believe it or not, these phrases are related. They’re each named for the visual effect they cause during an eclipse. Eclipses elicit a lot of ...

The “ring of fire” eclipse—also known as an annular solar eclipse—is a month away, and although Hawaii is the only U.S. state that will be within the partial path of viewing, parts of Chile and ...

Hayli Gubbi in Ethiopia erupted for the first time in thousands of years. Scientists explain what it means and whether the ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...