2025-02-26 00:14:59动物植物
Minecraft玩家现在可以探索整个细胞及其内容

Scientists have translated nanoscale experimental and computational data into precise 3D representations of bacteria, yeast and human epithelial, breast and breast cancer cells in Minecraft, a video game that allows players to explore, build and manipulat

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2025-02-26 00:00:56动物植物
平衡压力:植物细胞如何保护液泡

Plants droop and shed their leaves when parched, but with a splash of water, their stems regain strength and their leaves unfurl. This dramatic transformation is a clear signal for us to reach for the watering can—and it demonstrates a delicate balance at

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2025-02-25 23:50:43动物植物
先进的成像技术捕捉不同环境中的细菌基因表达

How do bacteria—harmless ones living in our bodies, or those that cause disease—organize their activities? A new study, combining powerful genomic-scale microscopy with a technical innovation, captured which genes bacteria turn on in different situations

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2025-02-25 23:39:00动物植物
南极“霍夫蟹”雄性长出更大的爪子,在热喷口周围争夺配偶

New research has revealed that a hairy crustacean—dubbed "The Hoff crab" when it was discovered in 2010—is the first species in its family to show different claw characteristics between sexes.

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2025-02-25 23:25:37动物植物
全基因组研究表明,主要的DNA翻转使雀类对某些疾病具有抗性

Could a novel approach to genetic studies give us a clearer picture of how evolutionary adaptations occur? That's what the findings of new research on a common backyard bird, the house finch, imply. A groundbreaking pangenomic study has revealed a major

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2025-02-25 23:14:04动物植物
CRISPR技术有助于揭示豆类基因如何改善固氮作用

Beans are a key food at the dietary level, boasting high nutritional value and constituting the most directly consumed legume. They also have a "superpower" in the field: they are able to fix nitrogen to the soil, so they reduce the need for nit

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2025-02-25 23:03:41动物植物
鲸鱼粪便中的铁可能有助于为过去的海洋施肥

The blue whale is the largest animal on the planet. It consumes enormous quantities of tiny, shrimp-like animals known as krill to support a body of up to 100 feet (30 meters) long. Blue whales and other baleen whales, which filter seawater through their

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2025-02-25 22:52:54动物植物
跳跃的宝库:科学家发现16种新的蚱蜢

A Mississippi State University scientist has discovered a hopping treasure trove—16 new species of grasshoppers living in the thorny scrubs of U.S. and Mexican deserts.

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2025-02-25 22:40:06动物植物
世界上最稀有的有袋动物在濒临灭绝后显示出复苏的迹象

A new review has documented the remarkable journey of Australia's most critically endangered marsupial, the Gilbert's potoroo, from its rediscovery to ongoing recovery efforts.

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2025-02-25 22:26:55动物植物
美国玉米品种的寻水能力存在很大差异

A corn plant knows how to find water in soil with the very tips of its roots, but some varieties, including many used for breeding high-yielding corn in the U.S., appear to have lost a portion of that ability, according to a Stanford-led study. With clima

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2025-02-25 22:13:31动物植物
新的农林业地图绘制了树木的环境、社会和经济效益

There's a longstanding attitude in many farming communities that trees and agriculture don't mix. But agroforestry—the intentional integration of trees and shrubs in agricultural systems, such as planting trees as windbreaks, integrating trees on pastur

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2025-02-25 22:00:30动物植物
蛋白质尾部的长短:它们如何帮助膜插入并可能影响遗传疾病

The fatty membrane surrounding every living cell is a vibrant environment where countless biological processes take place. This membrane protects the cell from its surroundings and divides it into internal compartments; it is responsible for metabolism, e

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