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Science News for April 2, 2023


Forgive or forget: what happens when robots lie?

A study on robot deception found that participants were overly trusting of AI and required explicit admission of lying in apologies to repair trust. Apologies that did not admit to deception were more effective at repairing trust, suggesting a need for designers to understand the ramifications of their design choices.

SourceGeorgia Institute of Technology·TypeExperimental study·DateApr 2, 2023

Smells influence metabolism and ageing in mice - research

Exposure to female odours causes weight loss and extends the life spans of mice, potentially influencing human metabolism and ageing. The study found that male mice exposed to female odours experienced increased energy expenditure and reduced body fat levels.

SourceUniversity of Otago·JournaliScience·TypeExperimental study·DateApr 2, 2023

Simulating a secure future

A recent project at KAUST has reported multifunctional logic gates that offer users a range of hardware security advantages, including tamper protection and watermarking. The gates use spintronic devices called magnetic tunnel junctions, which can be easily switchable and obscure their layout, making them hard to reverse engineer.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalElectronics·DateApr 2, 2023

UCC and Columbia University develop new method to improve climate policy

Researchers at UCC and Columbia University have developed a new machine learning approach called TrebuNet to accurately estimate future transport demands, which collectively account for 20% of global greenhouse gas emissions. The new method achieves superior performance compared to traditional regression methods and neural networks, pr...

SourceUniversity College Cork·JournalScientific Reports·TypeComputational simulation/modeling·DateApr 2, 2023
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Purified curcumin instead of artificial additives can be used to preserve and enhance probiotic yogurt

Researchers successfully add purified curcumin to probiotic yogurt, preserving its dissolved form and enhancing its health properties. The study shows that the curcumin inhibits yeast, fungi, and bacteria growth while maintaining the recommended levels of beneficial lactic acid bacteria.

SourcePolskie Towarzystwo Lipidologiczne (Polish Lipid Association)·JournalFrontiers in Nutrition·TypeExperimental study·DateApr 2, 2023

Researchers designed a mechanism for peer-to-peer energy trading in smart grids

Researchers designed a mechanism for peer-to-peer energy trading in smart grids using a blockchain-based environment and an Arrow-d’Aspremont-Gerard-Varet (AGV) system to ensure security, efficiency, and transparency. The study found that the AGV mechanism is Bayesian incentive-compatible and budget-balanced under weak participation re...

SourceKeAi Communications Co., Ltd.·JournalGlobal Energy Interconnection·TypeCase study·DateApr 2, 2023

Tapping seagull optimization algorithm for greener and more energy-efficient edge-cloud data centers

Researchers developed a novel energy-saving approach using the seagull optimization algorithm to address both power usage and network traffic in edge-cloud data centers. The study showed a 5.5% decrease in energy consumption, 70% reduction in network traffic and 80% cutback in power consumption of network components.

SourceKeAi Communications Co., Ltd.·JournalInternet of Things and Cyber-Physical Systems·TypeComputational simulation/modeling·DateApr 2, 2023

Late HIV diagnosis still an issue in Aotearoa

A University of Otago study finds that 40% of people diagnosed with HIV in Aotearoa were diagnosed late, highlighting the need for improved awareness and access to testing services. Early diagnosis is crucial for successful treatment and preventing transmission to sexual partners.

SourceUniversity of Otago·JournalInternational Journal of STD & AIDS·TypeData/statistical analysis·DateApr 2, 2023
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

A printable multi-energy X-ray detector with high sensitivity

A printable multi-energy X-ray detector made from perovskite thin films has been developed with enhanced flexibility and sensitivity. The detector can operate in a broad energy range, from 0.1 KeV to tens of KeV, making it suitable for real-time detection and imaging applications such as disease diagnosis and explosives detection.

SourceARC Centre of Excellence in Exciton Science·JournalAdvanced Materials·TypeExperimental study·DateApr 2, 2023