2025-05-11 00:32:46动物植物
一种进化上保守的蛋白质可以防止染色体融合

Scientists at the Institute of Cancer Research in London and Linköping University in Sweden have discovered how cells prevent their chromosomes from mistakenly fusing together. Two proteins, TRF2 and RAP1, work together to block a repair process that woul

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2025-05-11 00:21:44动物植物
探索用于昆虫通信的半机械人蝉生物声学调制

Researchers at the University of Tsukuba in Japan have invented a method to manipulate the musical scales of cicadas' chirps by using electrical muscle stimulation (EMS). A hybrid biological-electronic speaker was produced using live cicadas controlled t

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2025-05-11 00:09:21动物植物
研究发现,重新种植的热带雨林可能受益于白蚁移植

Termites—infamous for their ability to destroy wood—are rarely welcomed into rainforests that have been painstakingly replanted. But a new paper suggests that termite transplants may be necessary to help regenerating forests to thrive.

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2025-05-10 23:59:06动物植物
最近发现的白蚁终结者更好,更有针对性,不会伤害人类

Drywood termites, the ones that hide in wooden structures, molt about seven times in their lives. UC Riverside researchers have found that a chemical preventing them from growing new exoskeletons will also end their infestation of your home.

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2025-05-10 23:44:23动物植物
社交网络如何塑造僧鹦鹉的声音多样性

In the urban parks of Barcelona, Spain, the calls of a tropical parrot fill the air. The bright green monk parakeet, native to South America, has found a new home in European cities. Monk parakeets thrive in huge colonies where they communicate with each

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2025-05-10 23:31:28动物植物
法医科学家能否很快从犯罪现场的DNA中重建面部3D图像?

In research published in Advanced Science, investigators describe their ability to reconstruct 3D facial images from DNA data, which could have important applications in forensic investigations of crime scenes.

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2025-05-10 23:17:12动物植物
番茄成熟受减缓动物和人类衰老的相同细胞过程的调节

In research published in New Phytologist, investigators reveal that tomato ripening is regulated by the same mechanism that contributes to humans' and animals' life- and health spans.

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2025-05-10 23:05:57动物植物
伐木破坏了维多利亚州的原生森林——新的研究表明,20%的森林未能恢复生长

Following the end of native logging in Victoria on January 1 2024, the state's majestic forests might be expected to regenerate and recover naturally. But our new research shows that's not always the case.

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2025-05-10 22:51:50动物植物
进化拯救:环境压力下的微生物可能会为了自给自足而牺牲合作

Microorganisms—defined as very small living beings, invisible to the naked eye, comprising bacteria, fungi, viruses or others—naturally compete and cooperate in nature for survival. What does the "environmental stress" to which they are subjecte

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2025-05-10 22:40:15动物植物
工程酶能够精确控制细胞中的线粒体DNA突变水平

Mitochondrial diseases affect approximately 1 in 5,000 people worldwide, causing debilitating symptoms ranging from muscle weakness to stroke-like episodes. Some of these conditions result from mutations in mitochondrial DNA (mtDNA), the genetic material

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2025-05-10 22:30:04动物植物
失去经验丰富的大象个体如何阻止代际之间的知识转移

A new study has revealed how the loss of experienced individual elephants stops the knowledge transfer between generations, putting elephant societies at risk.

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2025-05-10 22:17:09动物植物
科学家开发出抗蛇毒血清,可以中和世界上19种最致命的蛇的神经毒素

By using antibodies from a human donor with a self-induced hyper-immunity to snake venom, scientists have developed the most broadly effective antivenom to date, which is protective against the likes of the black mamba, king cobra, and tiger snakes in mou

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