Satellites show how Earth moved during Italy quake

(PhysOrg.com) -- Studying satellite radar data from ESA's Envisat and the Italian Space Agency's COSMO-SkyMed, scientists have begun analysing the movement of Earth during and after the 6.3 earthquake that shook the medieval ...

Researchers demonstrate chemically sensitive LiDAR method

Researchers have developed a new laser-based technique that can simultaneously perform LiDAR and remote chemical measurements. LiDAR, which stands for light detection and ranging, uses a laser to measure distances, or ranges. ...

Mapping the Oaxaca earthquake from space

On the morning of 23 June 2020, a strong earthquake struck the southern state of Oaxaca, Mexico. The 7.4-magnitude earthquake prompted evacuations in the region, triggered a tsunami warning and damaged thousands of houses. ...

Sentinel-1 provides new insight into Italy's earthquake

On 24 August, an earthquake struck central Italy, claiming at least 290 lives and causing widespread damage. Satellite images are being used to help emergency aid organisations, while scientists have begun to analyse ground ...

NASA study improves understanding of LA quake risks

A new NASA-led analysis of a moderate magnitude 5.1 earthquake that shook Greater Los Angeles in 2014 finds that the earthquake deformed Earth's crust across a broad region encompassing the northern Los Angeles Basin and ...

Amoeboid swimming - crawling in a fluid

Researchers from CNRS, Inserm, and Université Joseph Fourier - Grenoble have developed a particularly simple model that reproduces the swimming mechanism of amoebas. They show that, by changing shape, these single cell organisms ...

Spheres can form squares

Everybody who has tried to stack oranges in a box knows that a regular packing of spheres in a flat layer naturally leads to a hexagonal pattern, where each sphere is surrounded by six neighbours in a honeycomb-like fashion. ...

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