2025-03-15 20:14:11动物植物
一种受电子游戏启发的方法为肢体发育可视化提供了一种新方法

From a single cell to an entire organism, embryonic development is a process of continuous and constant change. However, our understanding of this process is sometimes limited by the fact that we can only observe this process as "snapshots," esp

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2025-03-15 20:02:42动物植物
它们以前的壳:海螺如何适应入侵的捕食者

Over the past two decades, the Gulf of Maine has become a popular landing spot for invasive species from across the world, says Geoffrey Trussell, an evolutionary biologist and professor at Northeastern University's Marine Science Center in Nahant, Massa

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2025-03-15 19:49:20动物植物
研究表明,人类很难准确解读狗的情绪

Life with a dog is a matter of give and take. Especially when it comes to communication. With no common human–dog language, our ability to communicate relies on understanding and reading our pet, and vice versa. That process can seem seamless. You give yo

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2025-03-15 19:35:40动物植物
鲸鱼通过尿液将营养物质从阿拉斯加转移到夏威夷,支持热带生态系统

Whales are not just big, they're a big deal for healthy oceans. When they poop, whales move tons of nutrients from deep water to the surface. Now new research shows that whales also move tons of nutrients thousands of miles—in their urine.

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2025-03-15 19:22:03动物植物
病毒“复印机”的分子3D结构被破译

Researchers have shown, for the first time, how the genetic material of the Nipah virus replicates in infected cells. The virus can cause fatal encephalitis in humans.

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2025-03-15 19:10:39动物植物
在香草之乡的中心地带,气候变化前线的农民正在努力适应

As erratic weather upends the seasonal rhythms that crops depend on, farmers in the island nation of Madagascar are feeling the effects but struggle to adapt to the new normal.

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2025-03-15 18:58:03动物植物
生物学家发现,植物中激素分布不均调节细胞分裂和生长

New research from an international team of plant biologists, led by researchers at the VIB-UGent Center for Plant Systems Biology, has revealed crucial insights into the role brassinosteroids—essential plant hormones—play in regulating cell division and g

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2025-03-15 18:43:23动物植物
藻类和植物中发现的6亿年的共同环境压力反应

Without plants on land, humans could not live on Earth. From mosses to ferns to grasses to trees, plants are our food, fodder and timber. All this diversity emerged from an algal ancestor that conquered land long ago. The success of land plants is surpris

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2025-03-15 18:30:04动物植物
7500年前人类驯化鳄梨的化石证据

A team of anthropologists and evolutionary biologists affiliated with several academic institutions in the U.S., working with a colleague from the Smithsonian Institution, has found evidence of humans domesticating avocados as far back as 7,500 years ago

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2025-03-15 18:18:35动物植物
新型高保真计算显微镜使用稳定的特征实现更清晰的成像

Computational microscopy is vital in biomedicine and materials science. Traditional methods struggle with optical aberrations, noise interference, and differences between physical models and real-world imaging, reducing the resolution and accuracy. They r

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2025-03-15 18:04:03动物植物
马里亚纳海沟探险队发现深海环境中蓬勃发展的新生命形式

Shanghai Jiao Tong University along with multiple collaborating institutions including the University of Copenhagen and Lawrence Berkeley National Laboratory, have conducted an extensive investigation into microbial ecosystems in the deep ocean hadal zone

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2025-03-15 17:49:19动物植物
探索格陵兰鲨鱼长寿的秘密

Greenland sharks are thought to have lifespans that can reach 400 years. University of Tokyo-led researchers have now sequenced the first chromosome-level genome of the Greenland shark (Somniosus microcephalus), revealing genetic adaptations linked to its

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