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Optics & Photonics Nov 28, 2025

Nanoscale 'Bragg gratings' on photonic chips suppress noise in laser light

Researchers at the University of Sydney have cracked a long-standing problem in microchip-scale lasers by carving tiny "speed bumps" into the devices' optical cavity in their quest to produce exceptionally "clean" light. ...

Plants & Animals Nov 21, 2025

Mercury pollution in marine mammals is increasing, new study finds

In 2017, a new global treaty was meant to bring mercury pollution under control. But three decades of data from UK harbor porpoises show mercury is still increasing, and is linked to a higher risk of dying from infectious ...

Condensed Matter Nov 21, 2025

Symmetry simplifies quantum noise analysis, paving way for better error correction

Researchers from the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, and Johns Hopkins University in Baltimore have achieved a breakthrough in quantum noise characterization in quantum systems—a key step ...

Mathematics Nov 13, 2025

Robust 'Huber mean' for geometric data protects against noise and outliers

In an era driven by complex data, scientists are increasingly encountering information that doesn't lie neatly on flat, Euclidean surfaces. From 3D medical scans to robot orientations and AI transformations, much of today's ...

Plants & Animals Nov 12, 2025

Shouting at seagulls could stop them stealing your food, research shows

Shouting at seagulls makes them more likely to leave your food alone, research shows. The paper, "Herring gulls respond to the acoustic properties of men's voices," is published in Biology Letters.

Plants & Animals Nov 11, 2025

When shrimp hear the engines roar: How boat noise rattles marine besties, but not their friendship

It's a tale of underwater odd couples: One digs, the other keeps watch, and together they've thrived on the Great Barrier Reef for millennia.

Quantum Physics Nov 11, 2025

On-chip cryptographic protocol lets quantum computers self-verify results amid hardware noise

Quantum computers, machines that process information leveraging quantum mechanical effects, could outperform classical computers on some optimization tasks and computations. Despite their potential, quantum computers are ...

Social Sciences Nov 5, 2025

Office speech levels are influenced by environment, design and meeting type, study shows

Most offices have that one worker who has problems controlling their indoor voice. Either too loud or too soft, it can be distracting to colleagues—especially as workplaces become increasingly open concept, with fewer closed ...

Plants & Animals Oct 28, 2025

Why holiday crab tradition in California faces a disrupted season

For many Californians, crab bakes, crab cakes and crab feeds are traditional holiday fare.

Earth Sciences Oct 28, 2025

New method can measure ocean acidification using ambient wind noise

Since the Industrial Revolution, scientists estimate that the ocean has become around 30% more acidic from the uptake of additional anthropogenic carbon dioxide. Ocean acidification has widespread effects, including loss ...

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