Zircon Crystals of the mineral zircon are tiny time-capsules that record the age of many events in Earth’s history. Dating zircon crystals like this was one of the two methods used to calculate the age of the Hiawatha impact crater. Illustration: Gavin Kenny, Swedish Museum of Natural History.

Giant impact crater in Greenland occurred a few million years after...

The unstable southern flank of the Merapi volcano during a partial collapse in 2019. Photograph: GFZ Potsdam

Hidden weaknesses within volcanoes may cause volcano collapse

California’s San Andreas Fault. The “creeping” central section, subject of a new study, is in yellow. Rock samples from almost 2 miles down were taken at the San Andreas Fault Observatory at Depth, or SAFOD, marked by the red star. (Adapted from Coffey et al., Geology, 2022)

A slow-motion section of the San Andreas fault may not be...

grains of sand

New technique unlocks ancient history of Earth from grains of sand

Kimberlites are complex rocks that came to the Earth's surface from great depths. The picture shows a thin section of a carbonate-​rich kimberlite. (Photograph: David Swart / Messengers of the Mantle Exhibition)

Traces of life in the Earth’s deep mantle

Earthquake fracture energy relates to how a quake stops

Earth

X-ray view of subducting tectonic plates

Evidence suggests an asteroid impact that killed off most dinosaurs might have happened in spring. Credit: Joschua Knüppe

The reign of the dinosaurs ended in spring

Researchers discover first evidence indicating dinosaur respiratory infection

First evidence indicating dinosaur respiratory infection

Illustration by Cindy Joli, Julio Francisco Garza Lorenzo, and René Dávila Rodríguez.

New fossil birds discovered near China’s Great Wall – one had...

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