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Parkfield, San Andreas, and the quest for a 'crystal ball' for predicting earthquakes before they happen
By Hrvoje Tkalčić published
A small town in California was hit by earthquakes once every 22 years for over a century, setting the stage for a major seismic experiment in the 1980s and 90s. But the quake ended up being 11 years late. In this excerpt from "When Worlds Quake," geophysicist Hrvoje Tkalčić looks at why predicting earthquakes is so difficult.

Ethereal ice structures swirl alongside Chicago during extreme cold snap fueled by polar vortex
By Harry Baker published
Earth from space A 2025 satellite image shows a series of ghostly ice swirls sculpted on the surface of Lake Michigan by strong winds during an extreme cold snap that covered Chicago in a blanket of snow.

What's the oldest river in the world?
By Victoria Atkinson published
The oldest river predates the dinosaurs. But how do we know this?

China's 'artificial sun' reactor shatters major fusion limit — a step closer to near-limitless clean energy
By Patrick Pester published
China's EAST nuclear fusion reactor has successfully kept plasma stable at extreme densities, passing a major fusion milestone and potentially bringing humanity closer to wielding near-limitless clean energy.

Avenue of the Baobabs: Madagascar's natural monument with dozens of 'mother of the forest' trees
By Sascha Pare published
The Avenue of the Baobabs preserves the remnant trees of an ancient tropical forest on Madagascar.

Huge ice dome in Greenland vanished 7,000 years ago — melting at temperatures we're racing toward today
By Skyler Ware published
Scientists drilled to the bottom of Greenland's 1,600-foot deep Prudhoe Dome and found it disappeared in the early Holocene, when temperatures were close to what we're predicted to reach by the end of the century.

Submerged sandbanks shine like underwater auroras in astronaut's view of the Bahamas
By Harry Baker published
Earth from space A 2016 astronaut photo of the Bahamas shows a series of luminous, rippling sandbanks partly carved out by a coral reef. The image also reveals subtle differences in the ocean's surface caused by a steep, hidden ocean drop-off.

Hundreds of iceberg earthquakes are shaking the crumbling end of Antarctica's Doomsday Glacier
By Thanh-Son Pham published
Glacial earthquakes are rocking the Doomsday Glacier in Antarctica.
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