High in the summer sky, the constellation Hercules acts as a centerpiece for late-night stargazers. At the center of Hercules is the "Keystone," a near-perfect square shape between the bright stars Vega and Arcturus that ...
Astronomy
Jul 1, 2024
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17
Increased atmospheric moisture may alter critical weather patterns over Africa, making it more difficult for the predecessors of many Atlantic hurricanes to form, according to a new study published this month. The work is ...
Earth Sciences
Jul 1, 2024
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236
Evaluation is an essential part of the learning process, as it helps to determine whether students have truly grasped the concepts being taught. The item difficulty index (the difficulty level of items or questions) plays ...
Education
Jul 1, 2024
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2
Magnetic resonance imaging (MRI) is a technique commonly used to explore the brains of sheep. Until now, it had only been performed under general anesthesia, to ensure the animal's immobility. Anesthesia, however, leads to ...
Plants & Animals
Jul 1, 2024
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60
The California state Department of Water Resources has started using laser and sonar technology to measure reservoir capacity, determining that Lake Oroville, the State Water Project's largest reservoir, has shrunk since ...
Earth Sciences
Jul 1, 2024
2
10
In 2023, around 16 billion liters of biodiesel and HVO diesel were produced in the European Union, based on maize, rapeseed, or partially on waste materials from agricultural production. A by-product of biodiesel production ...
Analytical Chemistry
Jul 1, 2024
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2
The most climate-vulnerable countries with the highest hunger rates are significantly under-represented in agrifood research—sparking a need for urgent action and increased investments to redress this imbalance, a major ...
Agriculture
Jul 1, 2024
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3
A research team has developed an innovative method to quantify wheat uniformity using unmanned aerial vehicle (UAV) imaging technology. This method estimates leaf area index (LAI), SPAD, fractional vegetation cover, and plant ...
Biotechnology
Jul 1, 2024
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0
The escalating consumption of fossil fuels has raised concerns over energy crises and environmental pollution, prompting an urgent need for renewable and eco-friendly energy sources. Hydrogen, with its zero-carbon emissions ...
Analytical Chemistry
Jul 1, 2024
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7
Fine roots (≤2 mm in diameter), the main conduit for resource uptake in the plant-soil continuum, are one of the most metabolically active organs of trees. Due to the difficulty of directly observing root dynamics, quantifying ...
Evolution
Jul 1, 2024
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15