2025-06-10 01:34:45动物植物
水下视频显示,受保护的南极海洋生物受到锚泊船只的威胁

Ships operate in every ocean, and even the most remote waters aren't off-limits. When they anchor, they leave behind a footprint. Anchoring cannot only disrupt marine life but may also damage undersea cables or pipelines, disrupt communication and cu

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2025-06-09 11:37:20前沿信息
“隐形”脂质纳米颗粒使mRNA疫苗焕然一新

A new material developed at Cornell University could significantly improve the delivery and effectiveness of mRNA vaccines by replacing a commonly used ingredient that may trigger unwanted immune responses in some people.

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2025-06-09 11:24:15前沿信息
超薄谐振器为高效光操纵树立了新标准

In the nanometer range (billionth of a meter), interactions occur between light and matter that do not happen on larger scales. As such, so-called nanophotonic materials have unique optical properties that open up a whole range of technical possibilities.

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2025-06-09 11:11:57前沿信息
高熵纳米带为恶劣环境提供了经济高效的解决方案

An SMU-led research team has developed a more cost-effective, energy-efficient material called high-entropy oxide (HEO) nanoribbons that can resist heat, corrosion and other harsh conditions better than current materials.

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2025-06-09 05:28:11动物植物
珊瑚艺术:揭示珊瑚礁对高温海洋适应性的秘密

When Victoria Glynn came to Panama to study the effects of extreme ocean temperatures on coral reefs at the Smithsonian Tropical Research Institute (STRI) as a pre-doctoral fellow in professor Rowan Barrett's lab at McGill University, she drew corals

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2025-06-09 05:15:55动物植物
即使是大黄蜂女王也需要私人时间:研究揭示了产卵周期中令人惊讶的中断

Some queens don't rule nonstop. A new study from the University of California, Riverside shows that even bumble bee queens, the sole founders of their colonies, take regular breaks from reproduction—likely to avoid burning out before their first work

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2025-06-09 05:03:43动物植物
使用新的尖端eDNA系统发现珊瑚礁丰富的生物多样性

Just a few meters beneath the clear, blue waters of Okinawa, reef-building corals known as Scleractinia have quietly lived for centuries. Slowly, layer by layer, they have constructed intricate, rigid structures made of calcium carbonate to form the vibra

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2025-06-09 04:51:49动物植物
日本首次命名的翼龙揭示了古代飞行爬行动物

A team of researchers from Japan, China, and Brazil have discovered a new species of pterosaur from the Late Cretaceous of Japan, marking the first time a pterosaur has been named based on body fossils found in the country.

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2025-06-09 04:40:14动物植物
工程油料作物产生高水平的强效抗氧化剂

In a major step forward for sustainable pigment production, scientists have successfully engineered the oilseed crop Camelina sativa to produce high levels of astaxanthin—a valuable red antioxidant used to color farmed salmon and shrimp—using plant-derive

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2025-06-09 04:25:23动物植物
氨基酸作为RNA产生的催化剂

The question of how life could have emerged is one of the most long-standing mysteries in science. In a new study, the laboratory of LMU Professor Dieter Braun has uncovered an unexpected form of molecular collaboration between the fundamental components

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2025-06-09 04:13:08动物植物
揭示细胞如何分配空间为新的生长让路

Picture a living cell as if it were a city. If you were the urban planner for this (very little, very alive) city, one of the things you would have to decide is how to allocate space for different functional uses.

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2025-06-09 04:00:43动物植物
海带林的崩溃改变了缅因湾的食物网和能源动态

While kelp forests persist along northern Maine's rocky coast, kelp abundance has declined by as much as 80% on the southern coast in recent decades. In its stead, carpet-like turf algae have moved in.

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