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Protected areas could help large herbivores bounce back after war

A new study reveals that protected areas can help large herbivores rapidly recover from war-induced declines. The study found that total biomass has substantially recovered since 1994, but species composition has shifted dramatically, with formerly dominant herbivores now outnumbered by smaller antelopes.

SourcePLOS·JournalPLOS ONE·DateMar 13, 2019

Mixed-cation perovskite solar cells in space

Researchers tested large-area perovskite solar cells in near space at an altitude of 35 km, demonstrating their ability to retain power conversion efficiency despite extreme conditions. The study found that a device based on FA0.81MA0.10Cs0.04PbI2.55Br0.40 retained 95.19% of its initial efficiency.

How to train your robot (to feed you dinner)

Researchers at the University of Washington have created a robotic system that can strategize how to use a fork to pick up and deliver bites to a person's mouth. The robot used an object-detection algorithm and a new skewing-and-feeding strategy to successfully pick up hard foods but struggled with soft foods.

SourceUniversity of Washington·JournalIEEE Robotics and Automation Letters·DateMar 11, 2019

Giving a voice to society's maintainers

Researchers Lee Vinsel and Andrew Russell aim to improve the lives of maintenance professionals through a global network and recognition. They received a $189,193 grant from the Alfred Sloan Foundation to connect leaders with maintainers in various industries.

How bacteria can help prevent coal ash spills

Researchers at North Carolina State University have developed a technique using bacteria to create biocement in coal ash ponds, making them stiffer and more difficult to spill. The resulting biocement can also trap potentially toxic metals in the coal ash, reducing environmental and public health concerns.

SourceNorth Carolina State University·JournalJournal of Geotechnical and Geoenvironmental Engineering·DateMar 4, 2019

Why do innocent people plead guilty?

A UMass Lowell researcher explores the human dynamics behind plea deals, finding that over 95% of US criminal charges are resolved by guilty pleas. Her new NSF grant-funded project aims to reduce false guilty pleas and improve justice system services for defendants, using a computer simulation to test variables affecting plea decisions.

Handwriting: The foodie font of love

A recent study found that handwritten font on menus can convey a sense of love and care, leading customers to believe healthier food options are better for their bodies. This perception influences customer behavior, including increased social media interaction with the restaurant's brand.

SourceOhio State University·JournalJournal of Business Research·DateFeb 21, 2019

The unexpected creates reward when listening to music

Research at McGill University found that musically unexpected events elicit reward prediction errors in the nucleus accumbens, a brain region associated with musical pleasure. This discovery establishes music as a neurobiological reward capable of motivating learning and pleasurable listening experiences.

SourceMcGill University·JournalProceedings of the National Academy of Sciences·DateFeb 12, 2019