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Materials Science Aug 1, 2024

Researchers develop an energy efficient, reusable, and versatile catalytic system using abundant cobalt

Controlling the crystal phase of cobalt nanoparticles leads to exceptional catalytic performance in hydrogenation processes, report scientists from Tokyo Tech.

Plants & Animals Aug 1, 2024

Breakthrough in plant disease: New enzyme could lead to anti-bacterial pesticides

Plant diseases pose significant challenges to agricultural productivity, presenting formidable hurdles that require urgent attention. Left unchecked, these diseases can spread rapidly, inflicting widespread damage on crops ...

General Physics Aug 1, 2024

A higher-dimensional model can help explain cosmic acceleration without dark energy

Dark energy remains among the greatest puzzles in our understanding of the cosmos. In the standard model of cosmology called the Lambda-CDM, it is accounted for by adding a cosmological constant term in Einstein's field equation ...

Plants & Animals Aug 1, 2024

How duplicated genomes helped grasses diversify and thrive

Grasses cover about 40% of the Earth's land surface, thriving in a multitude of environments. The evolutionary success of this plant family, which includes rice, maize, wheat and bamboo, likely results from a history of whole-genome ...

Analytical Chemistry Aug 1, 2024

Uniquely precise: New value for the half-life of samarium-146

Researchers at the Paul Scherrer Institute PSI and the Australian National University have re-determined the half-life of samarium-146 with great precision. The result fits perfectly with the data astrophysicists and geochemists ...

Astronomy Aug 1, 2024

TIC 441725813 is a hybrid pulsating subdwarf star, study finds

Astronomers have employed NASA's Transiting Exoplanet Survey Satellite (TESS) to observe a subdwarf star designated TIC 441725813. In result, they found that TIC 441725813 is a hybrid hot B subdwarf pulsator. The discovery ...

Biotechnology Aug 1, 2024

Electrical impedance tomography plus extracellular voltage activation technique simplifies drug screening

When developing new drugs, understanding their effects on ion channels in the body, such as the human ether-a-go-go-related gene (hERG) ion channel found in neurons and heart muscle cells, is critical. Blocking hERG channels ...

Earth Sciences Aug 1, 2024

New perspectives for using corals in climate research

Ancient ocean temperatures are most commonly reconstructed by analyzing the ratio of different oxygen atoms in the calcium carbonate remains of fossils. However, this presents many challenges, including a combination of biological ...

Archaeology Aug 1, 2024

Anthropologists' quest to save an Alamo cannon

The Alamo, a symbol of Texas' rich history, is home to many artifacts from its storied past. Among these is a unique battle cannon that recently became the focus of an intense preservation effort led by experts from the Department ...

Optics & Photonics Aug 1, 2024

Pyramid optical networks for unidirectional image magnification and demagnification

In Light: Science & Applications journal UCLA researchers introduce an innovative design for diffractive deep neural networks (D2NNs). This new architecture, termed Pyramid-D2NN (P-D2NN), achieves unidirectional image magnification ...

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