2024-02-29 16:35:25动物植物
卢森堡出土的古代吸血乌贼新种

A trio of paleontologists in Germany has found a fossilized vampire squid that they dated to 183 million years ago. In their paper published in the Swiss Journal of Palaeontology, Robert Weis, Ben Thuy and Dirk Fuchs describe where the fossil was found, i

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2024-02-29 16:35:22动物植物
气候变化导致鱼类体重下降

Fish weight in the western North Pacific Ocean dipped in the 2010s due to warmer water limiting food supplies, according to a new study at the University of Tokyo. The work appears in Fish and Fisheries.

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2024-02-29 16:35:18动物植物
药用植物研究揭示了木瓜的遗传蓝图

Chaenomeles speciosa (2n=34), a diploid species within the Rosaceae family, has been traditionally used in Chinese medicine for its various health benefits. To date, the lack of genomic sequence and genetic studies has impeded efforts to improve its medic

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2024-02-29 16:35:15动物植物
土壤碳循环取决于微生物的热适应和基质的可用性

A new study has shed light on how soil microorganisms, which are crucial to the carbon cycle, adapt to different levels of temperature and organic matter availability.

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2024-02-29 16:35:11动物植物
越南启动养殖计划,帮助濒临灭绝的海龟物种

Considered a delicacy in China and Vietnam, the spotted softshell turtle faces threats from overconsumption and habitat loss. Conservationists have initiated breeding programs in Vietnam to recover spotted softshell turtle populations.

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2024-02-29 16:35:09动物植物
新工具有助于解读基因行为

Scientists have extensively researched the structure and sequence of genetic material and its interactions with proteins in the hope of understanding how our genetics and environment interact with diseases. This research has partly focused on 'epigenetic

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2024-02-29 16:35:07动物植物
研究发现干旱助长了野火后的入侵物种

In a study recently published in the journal Ecology, University of California, Irvine scientists uncover the intricate dance between drought, wildfires and invasive species in Southern California's coastal sage scrub ecosystems.

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2024-02-29 16:35:04动物植物
科学家发现为什么成熟的水果比未成熟的水果更容易感染坏死性病原体

In a recent study published in Molecular Plant, researchers have elucidated the mechanism underlying the increased susceptibility to necrotrophs during fruit ripening and have developed a rapid strategy to improve tomato fruit resistance to necrotrophs wi

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2024-02-29 16:35:02动物植物
研究发现,解决食物难题的能力是野生鸟类创新和大脑大小的唯一预测因素

When certain species of wild birds and primates discover new ways of finding food in the wild, it can serve to measure their flexibility and intelligence.

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2024-02-29 16:35:00动物植物
大自然的声纳:科学家揭示日本鲎如何感知移动物体

Unlike most animals that rely on visual senses, bats navigate and locate prey or obstacles through echolocation. By emitting sounds and comparing them to the reflected echoes, bats can "visualize" movement in the environment. When sound waves en

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2024-02-29 16:34:57动物植物
研究揭示气候变暖加速土壤启动

A first-of-its-kind study led by researchers at the University of Oklahoma highlights a crucial biosphere feedback mechanism and its effects on releasing soil carbon into the atmosphere.

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2024-02-29 16:34:53动物植物
染色体末端的双重麻烦:新研究改变了我们对端粒生物学的理解

Half a century ago, scientists Jim Watson and Alexey Olovnikov independently realized that there was a problem with how our DNA gets copied. A quirk of linear DNA replication dictated that telomeres that protect the ends of chromosomes should have been gr

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