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Tech Xplore / Instacart is charging different prices to different customers in a dangerous AI experiment, report says

The grocery delivery service Instacart is using artificial intelligence to experiment with prices and charge some shoppers more than others for the same items, a new study found.

Dec 13, 2025 in Business
Phys.org / A new nuclear 'island' where magic numbers break down

For decades, nuclear physicists believed that "Islands of Inversion"—regions where the normal rules of nuclear structure suddenly break down—were found mostly in neutron-rich isotopes. In these unusual pockets of the ...

Dec 8, 2025 in Physics
Medical Xpress / Bioluminescent tool captures neural activity without external lasers

A decade ago, a group of scientists had the literally brilliant idea to use bioluminescent light to visualize brain activity.

Dec 12, 2025 in Neuroscience
Tech Xplore / EU 2035 combustion-engine ban review: What's at stake

The European Commission is expected to announce on Tuesday measures relaxing a 2035 ban on new gasoline and diesel car sales.

Dec 13, 2025 in Energy & Green Tech
Phys.org / More loons are filling Maine's lakes with their ghostlike calls

Loons are on the mend in Maine, filling more of the state's lakes and ponds with their haunting calls, although conservationists say the birds aren't out of the woods yet.

Dec 13, 2025 in Biology
Tech Xplore / More brines could be mined for lithium with counterintuitive method

Lithium could be selectively extracted from "low quality" brines using a surprising mechanism discovered at the University of Michigan. The technology could help make brine lakes rich in magnesium a more sustainable source ...

Dec 12, 2025 in Engineering
Phys.org / Rare-earth europium substitution allows for more control over CO₂-to-fuel conversion

The electrochemical CO2 (carbon dioxide) reduction reaction takes harmful pollutants and transforms them into valuable products like fuel. However, selectively tailoring various processes in this reaction to successfully ...

Dec 12, 2025 in Chemistry
Phys.org / Seven in ten women in public life report online violence; increase in offline harm experienced by women journalists

Online violence is spilling offline: 4 in 10 women journalists, activists, influencers, and defenders of human rights report experiencing offline attacks connected to digital abuse.

Dec 13, 2025 in Other Sciences
Phys.org / England's synthetic phonics approach is not working for children who struggle to read

Since 2012, England has taken an increasingly narrow approach to how primary school teachers should teach reading.

Dec 13, 2025 in Other Sciences
Medical Xpress / Lab-grown neural circuits reveal thalamus's key role in cortex development

A Japanese research team has successfully reproduced the human neural circuit in vitro using multi-region miniature organs known as assembloids, which are derived from induced pluripotent stem (iPS) cells. With this circuit, ...

Dec 12, 2025 in Neuroscience
Phys.org / Roundworms discovered in Great Salt Lake are new to science

Nematodes discovered in the Great Salt Lake belong to at least one species that is new to science, and possibly two. A University of Utah research team has published a new paper characterizing the tiny roundworm. The team ...

Dec 12, 2025 in Biology
Tech Xplore / Molecular fine-tuning boosts tandem solar cell efficiency to 31.4%

Perovskite-silicon tandem solar cells are considered a key technology for photovoltaics. Because of their design, they use sunlight more efficiently than conventional silicon cells. While the upper perovskite layer absorbs ...

Dec 12, 2025 in Energy & Green Tech