29/07/2021

France's COVID health pass raises serious ethical questions

The French parliament has passed a law mandating the use of a COVID-19 health pass in order to access public spaces such as restaurants, cinemas, trains and museums. The pass provides proof that the holder has either been ...

Italian astronomers discover new star cluster

Astronomers from Italy report the detection of a new star cluster as part of the YMCA (Yes, Magellanic Clouds Again) survey. The newly discovered stellar grouping, designated YMCA-1, may be an old and remote star cluster ...

Scientists create UV-enabled flexible wearable technology

To enable the development of wearable devices that possess advanced ultraviolet (UV) detection functions, scientists from NTU Singapore have created a new type of light sensor that is both flexible and highly sensitive.While ...

Rainfall becomes increasingly variable as climate warms

Climate models predict that rainfall variability over wet regions globally will be greatly enhanced by global warming, causing wide swings between dry and wet conditions, according to a joint study by the Institute of Atmospheric ...

Shoring up the corn belt's soil health with NASA satellite data

After the corn harvest last fall, Illinois farmer Paul Jeschke planted a fraction of his fields with cereal rye: 60 acres of the 4,500 he farms with his wife, nephew and brother-in-law, tucked behind a pasture, out of neighbors' ...

A 'twist' brings new possibilities for ultra-thin 2D materials

A new study from The Australian National University (ANU) shows how the ability of 2D materials to convert sunlight into electricity can be controlled by simply "twisting" the angle between two ultra-thin layers correctly.

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