2025-04-20 18:21:35动物植物
荧光生物传感器实时追踪植物RNA,以改善作物和生物安全

Scientists at Oak Ridge National Laboratory have developed the first-ever method of detecting ribonucleic acid, or RNA, inside plant cells using a technique that results in a visible fluorescent signal. The technology can help researchers detect and track

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2025-04-20 18:11:09动物植物
研究表明,随着时间的推移,关键细菌物种的抗生素耐药性趋于平稳

Antibiotic resistance tends to stabilize over time, according to a study published in the open-access journal PLOS Pathogens by Sonja Lehtinen from the University of Lausanne, Switzerland, and colleagues.

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2025-04-20 17:59:28动物植物
面对生物多样性下降,动物行为多样性面临风险

Our environment is changing rapidly, largely as a result of human activities, leading to a significant decline in biodiversity. According to researchers from the University of Victoria and the Max Planck Institute for Evolutionary Anthropology, this decli

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2025-04-20 17:48:52动物植物
分子钟分析表明,细菌在广泛的光合作用之前很久就使用了氧气

Microbial organisms dominate life on Earth, but tracing their early history and evolution is difficult because they rarely fossilize. Determining when exactly a particular group of microbes first appeared is especially hard. However, ancient sediments and

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2025-04-20 17:34:40动物植物
研究发现,倭黑猩猩以与人类语言相似的方式组合叫声

Bonobos—our closest living relatives—create complex and meaningful combinations of calls resembling the word combinations of humans.

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2025-04-20 17:24:07动物植物
萤火虫光产生了检测细胞变化的传感器

The gene encoding an enzyme from a firefly, discovered at the Sorocaba campus of the Federal University of São Carlos (UFSCar) in Brazil, has given rise to a biosensor capable of detecting pH changes in mammalian cells—which could be useful, for example,

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2025-04-20 17:13:28动物植物
真菌生物钟:对抗植物病害的潜在靶标

Fusarium oxysporum is a soil-borne fungal pathogen that causes a group of serious plant diseases known as Fusarium wilts. As one of the most economically important plant pathogens worldwide, it can infect hundreds of species—including major crops like tom

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2025-04-20 16:58:38动物植物
海洋微生物揭示了新的制氢基因簇

A genomic study of hydrogen-producing bacteria has revealed entirely new gene clusters capable of producing large volumes of hydrogen.

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2025-04-20 16:44:25动物植物
猎物的大小在狼、熊和美洲狮之间的竞争中起着令人惊讶的作用

New research from the University of Minnesota upends long-held understanding about how wolves, bears and cougars—three of Yellowstone National Park's most iconic carnivores—compete for prey.

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2025-04-20 16:33:20动物植物
新化石揭示喜马拉雅山麓的古代食肉哺乳动物

A group of researchers, including Harrisburg University of Science and Technology (HU) Professor Dr. Steven Jasinski, has published a study on fossil carnivoran mammals from the foothills of the Himalayan Mountains in northern India.

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2025-04-20 16:22:04动物植物
由于记录不完整,尸花的生存面临风险

Commonly called the "corpse flower," Amorphophallus titanum is endangered for many reasons, including habitat destruction, climate change and encroachment from invasive species.

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2025-04-20 16:10:01动物植物
共同加强:土著知识加强了比尔比的保护工作

One of the nation's most iconic and at-risk critters could benefit by combining Indigenous knowledge with western survey methods, according to a new study led by Charles Darwin University (CDU) in collaboration with the North Tanami Rangers and Tradition

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