2024-07-06 10:54:38动物植物
研究人员开创了超快科学中制作更清晰分子电影的新方法

Imagine being able to watch the inner workings of a chemical reaction or a material as it changes and reacts to its environment—that's the sort of thing researchers can do with a high-speed "electron camera" called the Megaelectronvolt Ultrafas

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2024-07-06 10:41:37动物植物
研究发现,座头鲸在疫情暂停期间更快乐

University of Queensland-led research has found migrating humpback whales off Australia's east coast became less stressed over the first year of the COVID-19 pandemic. The research paper is published in Marine Environmental Research.

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2024-07-06 10:28:20动物植物
雏鸟的迁徙行为被发现是遗传的,而不是后天习得的

Young, naïve starlings are looking for their wintering grounds independently of experienced conspecifics. Starlings are highly social birds throughout the year, but this does not mean that they copy the migration route from each other.

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2024-07-05 13:15:27动物植物
实验性狗牙根表现出不同的干旱反应

In a new study, researchers at Oklahoma State University have unveiled significant variations in drought response among advanced turf-type Bermudagrass experimental genotypes. The study aimed to evaluate the drought tolerance of various Bermudagrass genot

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2024-07-05 13:02:16动物植物
甜塞拉诺辣椒在Pasilla 18M上的间隔移植物

Chili pepper (Capsicum annuum L.) is one of the most important vegetables in the world; it is the most widely cultivated and popular spice. The genus Capsicum has been distinguished by its lack of compatible rootstocks with commercial cultivars to success

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2024-07-05 12:52:09动物植物
处理一个禁忌:狩猎和捕鱼能让我们更接近大自然吗?

Buying fish, sausage or meat saves you from breaking a social taboo in some industrialized nations, especially when hunting and fishing are conducted for recreation. In a perspective article in Nature Sustainability, a research team from the natural and s

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2024-07-05 12:40:15动物植物
这些最古老的有人居住的白蚁丘已经活跃了34000年

Scientists in South Africa have been stunned to discover that termite mounds that are still inhabited in an arid region of the country are more than 30,000 years old, meaning they are the oldest known active termite hills.

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2024-07-05 12:27:41动物植物
毛毛虫通过血液将食物偏好传给后代

Many caterpillars are known for their specific food preferences, which they bring with them when they morph into butterflies. For instance, the monarch butterfly only feeds on milkweed plants, while the Lime butterfly feeds on lime leaves. Despite derivin

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2024-07-05 12:17:12动物植物
罕见的镜头揭示了蓝鲸亲密的家庭生活

The intimate family lives of blue whales, including a blue whale nursing its calf underwater, has been revealed in extraordinary footage captured in a project led by an international marine ecologist from Charles Darwin University (CDU) and Australian Nat

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2024-07-05 12:05:53动物植物
研究人员发现了一大片以前没有记录的北极熊巢穴

Dr. Doug Clark (Ph.D.) has crawled into many polar bear dens as a graduate student and in a former job as a park warden.

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2024-07-05 11:54:42动物植物
研究揭示了森林土壤中微生物残留和木质素酚积累的纬度模式、控制因素

Soil organic carbon (SOC) can be divided into plant-derived and microbial-derived carbon. Studying the latitudinal variation of these two sources and their controlling factors is critical to understanding SOC persistence and stabilization.

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2024-07-05 11:41:07动物植物
高科技放大镜下的草莓

Sweet flavors and healthy ingredients make strawberries one of the world's most popular berries. The complex biochemical compounds that determine the flavor and nutritional value of a strawberry—known as biomarkers—can only be determined in detail by exp

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