2025-03-15 21:40:54动物植物
鸟巢中的塑料垃圾记录了人类世时期

What if expiration dates could tell us more than when something goes bad? Scientists have found that dates on plastic food and beverage packaging can serve as markers of the Anthropocene, a period in Earth's history marked by the widespread impact of hum

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2025-03-15 21:26:34动物植物
冬眠的狐猴可以逆转细胞衰老的进程

We're all familiar with the outward signs of aging. The face that greets you in the mirror each morning may have sagging skin or thinning hair. But many age-related changes start within our cells, even our DNA, which can wear and tear over time as we get

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2025-03-15 21:14:21动物植物
几十年来,澳大利亚学校的恐龙脚印揭示了古老的秘密

A trove of fossilized dinosaur footprints has been found on a slab of rock gathering dust inside an Australian school, scientists said on Wednesday.

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2025-03-15 21:01:21动物植物
研究发现,美国鳗鱼消费量的增长可能会导致其濒临灭绝

High demand for eel combined with a decline in stock have resulted in soaring prices for this food item, which, in many cultures, is considered a delicacy. This has fueled concern globally as the prized food item is now being illegally traded from Europe

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2025-03-15 20:49:30动物植物
垂直农业研究为生产药用化合物提供了线索

New research on using controlled environment agriculture (CEA) to grow plants with medicinal properties could lead to production methods that will increase one anti-cancer compound naturally produced by certain species of plants.

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2025-03-15 20:37:14动物植物
装瓶信任:研究人员正在使用化学和区块链来阻止葡萄酒欺诈

Researchers have developed smart tags to guarantee the authenticity and traceability of wine from vineyard to table, helping to combat counterfeiting and boost consumer trust.

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2025-03-15 20:25:49动物植物
小鼠的磁性变化:生理和病理条件如何导致铁和氧化还原平衡的变化

A research team led by Prof. Zhang Xin from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has revealed how magnetic properties in mice vary under different physiological and pathological conditions.

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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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