Image: North polar dunes on Mars

This captivating image was taken in the north polar region of Mars by the ESA/Roscosmos ExoMars Trace Gas Orbiter's CaSSIS camera.

Ages of the Navajo Sandstone

The real Jurassic Park was as an ancient landscape home to a vast desert covered mostly in sand dunes as far as the eye could see, where dinosaurs and small mammals roamed southern Utah. The Navajo Sandstone is known for ...

Small steps, big leaps – how marram grass builds dunes

The size and shape of dunes varies greatly around the world: in Europe they're tall and narrow, while in the US they're low and wide. A new study has found that this is partly because dunes are constructed by plants with ...

Egyptian crop circles

This week, ESA is focusing on its core Basic Activities, which, for Earth observation, include preserving precious data. Long-time series of datasets are needed to determine changes in our planet's climate so it is vital ...

Arapuca device for international neutrino experiment is enhanced

A critical part of one of the largest recent particle physics experiments was developed in Brazil. The Arapuca is a light detector to be installed in the Deep Underground Neutrino Experiment (DUNE), a project seeking to discover ...

Famous 'sandpile model' shown to move like a traveling sand dune

The so-called Abelian sandpile model has been studied by scientists for more than 30 years to better understand a physical phenomenon called self-organized criticality, which appears in many real-life situations such as the ...

Bird bone streaming

A new website for viewing 3-D bird bones aims to make bird bones in museums more accessible for research and teaching.

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