Curiosity Mars rover's summer road trip has begun

NASA's Curiosity Mars rover has started a road trip that will continue through the summer across roughly a mile (1.6 kilometers) of terrain. By trip's end, the rover will be able to ascend to the next section of the 3-mile-tall ...

Microfossil spectroscopy dates Earth's first animals

Molecular clock dates for the first animals to walk the Earth don't match the fossil record. Comparing the disparate DNA of two different species and extrapolating how long it would take for them to mutate from a common ancestor ...

Asteroid impact enriches certain elements in seawater

Asteroid strikes upset the environment and provide clues via the elements they leave behind. Now, University of Tsukuba researchers have linked elements that are enriched in the Cretaceous–Paleogene (KPg) boundary clays ...

Modified clay can remove herbicide from water

By creating neatly spaced slits in a clay mineral, University of Groningen Professor of Experimental Solid State Physics Petra Rudolf was able to filter water to remove a toxic herbicide. After removing the pollutant by heating ...

Cuneiform reveals shared birthplace

Assyriologists in Leiden have been conducting research into ancient clay tablets from the Middle East for 100 years already. What exactly do these clay tablets tell us? And why is Leiden such a good place to study them?

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