2025-05-11 01:23:10动物植物
质谱法在几分钟内而不是几天内识别病原体

Traditionally, bacterial diseases are diagnosed by the tedious isolation of pathogens and the creation of bacterial cultures. Waiting times of several days are the rule here. Only then can targeted treatment of the disease begin.

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2025-05-11 01:11:14动物植物
为什么大黄蜂喜欢黄色花朵而不是红色花朵,以及为什么它对生物多样性很重要

Some years ago, scientists examining wild plants in a western corner of the United States encountered a curiously colorful example of biodiversity.

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2025-05-11 00:58:19动物植物
为什么有些哺乳动物在紫外线下发光

James Cook University scientists have been trying to discover exactly why some animals glow under ultraviolet light. JCU researcher Linda Reinhold led the study, which is published in PLOS One. She said photoluminescence in mammal fur is common.

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2025-05-11 00:43:23动物植物
高温和干旱正在悄然损害全球作物产量

More frequent hot weather and droughts have dealt a significant blow to crop yields, especially for key grains like wheat, barley, and maize, according to a Stanford study published this week in Proceedings of the National Academy of Sciences.

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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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