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Paleontology & Fossils Feb 23, 2022

The reign of the dinosaurs ended in spring

The asteroid that killed nearly all dinosaurs struck Earth during springtime. An international team of scientists from the Vrije Universiteit (VU) Amsterdam (The Netherlands), Uppsala University (Sweden), Vrije Universiteit ...

Archaeology Feb 22, 2022

3,400-year-old tablets suggest King Tut's ancient dagger was not from Egypt

A combined team of researchers from Japan and Egypt has found evidence that suggests a dagger found in King Tut's tomb had origins outside of Egypt. In their paper published in the journal Meteoritics & Planetary Science, ...

Planetary Sciences Feb 17, 2022

'Fingerprinting' minerals to better understand how they are affected by meteorite collisions

When a space rock survives the turbulent passage through Earth's atmosphere and strikes the surface, it generates shockwaves that can compress and transform minerals in the planet's crust. Since these changes depend on the ...

Planetary Sciences Feb 11, 2022

What are asteroids made of? A sample returned to Earth reveals the solar system's building blocks

Just over 12 months ago, we were sitting at Woomera, in the Australian outback, waiting for a streak of light in the sky to testify that the Hayabusa2 spacecraft had returned from its voyage to collect a little piece of a ...

Planetary Sciences Feb 2, 2022

Shocked zircon find a 'one-off gift' from Mars

Curtin University researchers studying a Martian meteorite have found the first evidence of high-intensity damage caused by asteroid impact, in findings that have implications for understanding when conditions suitable for ...

Archaeology Feb 1, 2022

Did comet's fiery destruction lead to downfall of ancient Hopewell?

The rapid decline of the Hopewell culture about 1,500 years ago might be explained by falling debris from a near-Earth comet that created a devastating explosion over North America, laying waste to forests and Native American ...

Earth Sciences Jan 27, 2022

Using machine learning to find space rocks in Antarctica

A team of researchers from Université libre de Bruxelles, Delft University of Technology and Vrije Universiteit Brussel used AI technology to find meteorites hidden in Antarctic ice. The group describes how their AI system ...

Paleontology & Fossils Jan 25, 2022

Fish bones and water lilies help pin down the month the dinosaurs died

The dinosaurs were killed by a meteorite impact on the Earth some 66 million years ago in what has become known as the Cretaceous-Paleogene extinction event. At what time of the year this occurred has long generated debate ...

Astrobiology Jan 16, 2022

Study nixes Mars life in meteorite found in Antarctica

A 4 billion-year-old meteorite from Mars that caused a splash here on Earth decades ago contains no evidence of ancient, primitive Martian life after all, scientists reported Thursday.

Planetary Sciences Jan 13, 2022

Martian meteorite's organic materials origin not biological, formed by geochemical interactions between water and rock

Organic molecules found in a meteorite that hurtled to Earth from Mars were synthesized during interactions between water and rocks that occurred on the Red Planet about 4 billion years ago, according to new analysis led ...

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