Phys.org news

Phys.org / Why a huge hidden flood in 2014 burst through the Greenland ice sheet surface

A huge flood triggered by the rapid draining of a lake beneath the Greenland ice sheet occurred with such force that it fractured the ice above and burst out across its surface.

Jul 30, 2025 in Earth
Phys.org / Satellite data reveal African grasslands' carbon uptake rises with rainfall, unlike forests and savannas

Africa is a source of uncertainty in carbon cycle calculations. By some estimates, the continent's landscapes emit 2.1 billion tons more carbon dioxide than they take up each year—about equal to 1.5 times the annual emissions ...

Jul 30, 2025 in Earth
Phys.org / Engineered enzyme enables precise assembly of single-handed complex molecules

Researchers at the University of Basel have repurposed a natural enzyme so that it catalyzes a highly challenging chemical reaction. Their approach opens new possibilities for synthesizing complex molecules—such as pharmaceuticals ...

Jul 30, 2025 in Chemistry
Phys.org / Bacterial communities create kaleidoscopic patterns in synchronized swimming

A desert region in northern Mexico sparked the imagination of Prof. Joel Stavans, a physicist who studies the physics of biological processes and is particularly interested in natural bacterial communities. He learned about ...

Jul 30, 2025 in Biology
Phys.org / Laser-engineered platinum colloidosomes enable efficient near-infrared catalysis and cancer therapy

Researchers have developed a novel laser-assisted synthesis method to fabricate platinum (Pt) colloidosomes (Cs) with promising applications in near-infrared (NIR) photocatalytic and enzyme-mimicking cancer therapy.

Jul 30, 2025 in Nanotechnology
Phys.org / Analytical technique for gene and cell doping could ensure ethics and fairness in sports

A research team has developed a high-throughput multiplexed gene and cell doping analysis (HiMDA) based on gene scissors (CRISPR-Cas). The work is published in the journal Science Advances.

Jul 30, 2025 in Biology
Phys.org / Shape complementarity enables precise protein binder design

Recent advances in computational protein design have depended mainly on neural networks and machine learning to generate binders. However, the complexity of protein–protein interactions and the limitations of data-driven ...

Jul 30, 2025 in Biology
Phys.org / Low-emission NH₃ production method achieves 5.6-fold increase in yield using silicon nitride

A new method for ammonia synthesis has demonstrated a 5.6-fold increase in yield, offering a promising alternative to traditional, carbon-intensive production processes. The research is published online in Nature Communications.

Jul 30, 2025 in Chemistry
Phys.org / Newly discovered protein passes enzymes on like a baton

An international research team has identified a new protein that specifically transports enzymes into peroxisomes. Its mode of action is extraordinary: It operates like a relay racer.

Jul 30, 2025 in Biology
Phys.org / Researchers uncover role of A-site cation ordering in perovskite anodes for high-temperature oxygen evolution

Solid oxide electrolysis cells (SOECs) are a leading technology for carbon dioxide reduction and energy conversion, offering high current densities, excellent Faradaic efficiency, and low overpotentials. Perovskite oxides ...

Jul 30, 2025 in Chemistry
Phys.org / High-resolution satellite remote sensing reveals underestimated methane emissions from global landfills

Methane is a potent greenhouse gas with a much stronger short-term effect on warming than carbon dioxide. Over the near-term (20 years), 1 ton of methane has the warming effect of up to 84 tons of carbon dioxide, while over ...

Jul 30, 2025 in Earth
Phys.org / Rigid and negative thought patterns linked to increasing political polarization online

The ideological divide between opposing political groups has been drastically increasing in various countries worldwide. This phenomenon, known as political polarization, can lead to greater social division, extremism and ...

Jul 29, 2025 in Other Sciences