2025-04-21 11:27:32动物植物
法庭上的熊:谁决定将灰熊从濒危物种名单中删除?

The Endangered Species Act (ESA), now 50 years old, was once a rare beacon of bipartisan unity, signed into law by President Richard Nixon with near-unanimous political support. Its purpose was clear: protect imperiled species and enable their recovery us

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2025-04-21 11:14:20动物植物
今天鳄鱼的祖先在两次大灭绝事件中幸存下来:研究揭示了它们长寿的秘密

Most people think of crocodilians as living fossils—stubbornly unchanged, prehistoric relics that have ruled the world's swampiest corners for millions of years. But their evolutionary history tells a different story, according to new research led by the

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2025-04-21 11:00:30动物植物
你的细胞可以“听到”:揭示生命与声音之间的关系

There's a sensation that you experience—near a plane taking off or a speaker bank at a concert—from a sound so total that you feel it in your very being. When this happens, not only do your brain and ears perceive it, but your cells may also.

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2025-04-21 10:49:14动物植物
新加坡研究发现,蝴蝶从城市路边的绿化中受益

Plants, especially flowering ones, are often grown along roads to beautify cities. Now, a new Singapore study has found that such small artificial green spaces beside busy roads are also beneficial to butterflies, which are important pollinators in urban

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2025-04-21 10:36:37动物植物
英国海豚死亡与海水温度升高和化学污染物有关

Rising ocean temperatures and lingering industrial toxins are proving deadly for short-beaked common dolphins in UK waters. Researchers led by the Zoological Society of London have drawn a clear connection between environmental stress and the spread of in

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2025-04-21 10:23:48动物植物
动物骨骼化石上的微小切割痕迹表明,人类祖先生活在195万年前的罗马尼亚

Looking again through the magnifying lens at the fossil's surface, one of us, Sabrina Curran, took a deep breath. Illuminated by a strong light positioned nearly parallel to the surface of the bone, the V-shaped lines were clearly there on the fossil. Th

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2025-04-21 10:11:27动物植物
六十年的研究偏见:花哨的鸟类抢走了聚光灯,让单调的物种研究不足

If you like watching, reading, or learning about pretty, colorful birds, you're not alone. But it turns out that love for the bright and beautiful is impacting scientific study and limiting what we know about how their drab counterparts impact our ecolog

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2025-04-21 10:00:43动物植物
捕捞头足类动物DNA可以进行有效的海洋调查

A new DNA probes allow for efficient surveying of the hidden lives of squids and octopuses in the deep sea. This development by Kobe University provides an effective tool for marine ecological research and conservation efforts.

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2025-04-21 09:47:26动物植物
首次发现尾巴棒状装甲恐龙的足迹

For the first time, footprints of armored dinosaurs with tail clubs have been identified, following discoveries made in the Canadian Rockies. The 100-million-year-old fossilized footprints were found at sites at both Tumbler Ridge, BC, and northwestern Al

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2025-04-21 09:37:00动物植物
人工智能驱动的紫外线技术可快速检测细胞培养物的污染

A team of researchers have developed a novel method that can quickly and automatically detect and monitor microbial contamination in cell therapy products (CTPs) early on during the manufacturing process.

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2025-04-21 09:23:24动物植物
一个新的酶家族可以诱导单链DNA的靶向切割

A few years ago, the advent of technology known as CRISPR was a major breakthrough in the scientific world. Developed from a derivative of the immune system of bacteria, CRISPR enables double strands of nucleotides in deoxyribonucleic acid (DNA) to be cut

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2025-04-21 09:11:48动物植物
综合果蝇行为数据集绘制遗传多样性图谱,以解码动物行为模式

Years of research in the field of genetics have offered interesting insights spanning the origins and development of heredity and traits, offering valuable information on its influence on every aspect of life, right from eye color to susceptibility to cer

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