Search results for technique

Archaeology 15 hours ago

We dated a sacred Aboriginal women's site used for birthing ceremonies and discovered 7,000 years' worth of tool making

Investigation of a sacred area at Avon Downs in Jangga Country, Central Queensland, has uncovered evidence of stone tool production in a place that was traditionally restricted to women.

Other Jun 15, 2024

Saturday Citations: Bacterial warfare, a self-programming language model, passive cooling in the big city

There's a lot of science news in seven days, so just because a new study isn't cited here on Saturday morning doesn't mean it didn't happen. A lot more has happened. But also, check out these four stories:

Social Sciences Jun 15, 2024

What happens when you give a low-income family $26,000 in their child's first year? We think we've found out

It's well-known that children raised in families experiencing financial stress face greater risks of psychological and educational difficulties and behavioral problems in later life.

Ecology Jun 15, 2024

How DNA analysis of our rivers and lakes can reveal new secrets about their biodiversity

Freshwater ecosystems are the lifeblood of the natural world, yet they are facing a silent crisis. A 2022 report by the World Wildlife Fund revealed a staggering 83% decline in global freshwater vertebrate populations since ...

Evolution Jun 14, 2024

Study on architecture of heart offers new understanding of human evolution

An international research team from Swansea University and UBC Okanagan (UBCO) has uncovered a new insight into human evolution by comparing humans' hearts with those of other great apes.

Condensed Matter Jun 14, 2024

Exploring the origin of polaron formation in halide perovskites

Halide perovskites are a class of materials with an underlying structure resembling that of mineral perovskites, but with X sites occupied by halide ions, while their A and B sites are occupied by cations. These materials ...

Biotechnology Jun 14, 2024

Novel insights into fluorescent 'dark states' illuminate ways forward for improved imaging

Scientists at St. Jude Children's Research Hospital have reported a way to improve molecular scale distance measurements using single-molecule fluorescence resonance energy transfer (smFRET). smFRET quantifies the excitation ...

Environment Jun 14, 2024

Researchers harvest acid from seawater to feed beneficial algae

From the air you breathe to the seafood you eat, marine algae have some involvement—they consume carbon dioxide and produce oxygen through photosynthesis and feed fish and shellfish. One day, marine algae could also be ...

Astronomy Jun 14, 2024

High-precision measurements challenge our understanding of Cepheids

"Classical Cepheids" are a type of pulsating star that rhythmically brighten and dim over time. These pulsations help astronomers measure vast distances across space, which makes Cepheids crucial "standard candles" that help ...

Optics & Photonics Jun 14, 2024

Seeing at a distance with multicore fibers: All-optical, ultra-long-distance image acquisition and transmission system

With the exponential growth of data globally, the demand for high-speed acquisition and long-distance transmission of multidimensional data is escalating. Online video surveillance in sectors like industrial manufacturing ...

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