A fall of rare meteorites in Costa Rica has revealed new details about a similar space rock that fell in Australia 50 years ...

One of the most studied space rocks of all time has given scientists another big surprise, with the "mudball meteorite" Aguas ...

In April 2019, a rare and powerful meteorite fell near the town of Aguas Zarcas in northern Costa Rica. Scientists say it’s ...

A mysterious "mudball" meteorite exploded in the skies above Costa Rica in 2019, scattering rare, water-rich rocks across the ...

For years scientists had been finding organic compounds in meteorites, but could not rule out the possibility that they were Earth-based contamination. Then, in 1969, the Murchison meteorite ...

In April 2019, rare primitive meteorites fell near the town of Aguas Zarcas in northern Costa Rica. In an article published ...

"It penetrated deep into Earth's atmosphere, until the surviving mass shattered at 25 km above the Earth's surface where it ...

Photo of a piece of the Murchison meteorite that was used in this study. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by ...

The Murchison meteorite. (Image credit: Wikimedia Commons) It has even been possible to calculate how long ago that was. Exposure to cosmic rays alters the composition of a meteoroid, so the ...