13/12/2021

Low-cost AI soil sensors could help farmers curb fertilizer use

The technology, which is described today in Nature Food, could help growers work out the best time to use fertilizer on their crops and how much is needed, taking into account factors such as the weather and the condition ...

New supernova remnant detected by astronomers

Astronomers from Costa Rica and Australia have reported the detection of a new supernova remnant (SNR) by inspecting a gamma-ray source known as FHES J1723.5−0501. The researchers found that this source is an SNR and it ...

Discovery of 'split' photon provides a new way to see light

Nearly a century after Italian physicist Ettore Majorana laid the groundwork for the discovery that electrons could be divided into halves, researchers predict that split photons may also exist, according to a study from ...

Interview: Japanese tourist says space trip 'amazing'

A Japanese space tourist on Monday rejected criticism from those who questioned his decision to pay a fortune for a trip to the International Space Station, saying the "amazing" experience was worth it.

A missing genetic switch at the origin of embryonic malformations

Embryonic development follows delicate stages: For everything to go well, many genes must coordinate their activity according to a very meticulous scheme and tempo. This precision mechanism sometimes fails, leading to more ...

Life arose on hydrogen energy

How did the first chemical reactions get started at the origin of life and what was their source of energy? Researchers at the Heinrich Heine University Düsseldorf (HHU) have reconstructed the metabolism of the last universal ...

Phase transformation in titanium alloys observed at atomic scale

Titanium is an important structural metal. Titanium alloys are widely used in aerospace and biomedical applications, thanks to their light weight, remarkable specific strength, superb corrosion resistance and high heat resistance.

Experiment reveals social conventions between baboons

A research team from the CNRS and Aix-Marseille Université has demonstrated that members of a group of baboons can establish shared social conventions—in this case, by all agreeing on how to solve a problem in order to ...

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