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新技术揭示2亿年前昆虫的真实颜色
新技术 2亿年前 昆虫 颜色
2018/4/12
通常化石只能保存生物的结构，对其颜色几乎靠想象。近日，来自中、德和英三国的科学家们通过对昆虫化石中结构色的研究，揭示了2亿年前昆虫的真实颜色。该研究成果于2018年4月12日在线发表于美国《科学》（Science）杂志子刊《科学进展》（Science Advances）。
For Global Invasion,Argentine Ants Use Chemical Weapons（图）
Global Invasion Argentine Ants Chemical Weapons
2018/2/1
From their native home on the banks of South America’s Paraná River, Argentine ants have conquered six continents and many oceanic islands. Their success is explained by several factors: they have mor...
Worldwide Importance of Honey Bees for Natural Habitats Captured in New Report（图）
Worldwide Importance Honey Bees Natural Habitats
2018/1/31
An unprecedented study integrating data from around the globe has shown that honey bees are the world’s most important single species of pollinator in natural ecosystems and a key contributor to natur...
With the increasing accessibility of DNA sequencing, University of Cincinnati biologists are unraveling many evolutionary mysteries behind the complex world of spider vision.Looking closely at the mys...
Get A Little Closer:Moth Females Use Scent Proximity To Attract Mates（图）
Get A Little Closer Moth Females Scent Proximity Attract Mates
2018/1/10
How sexual communication systems can evolve under stabilizing selection is still a paradox in evolutionary biology. In moths, females emit a species-specific sex pheromone, consisting of a blend of bi...
Researchers Show How Insect Food Choice Can Be Manipulated（图）
Researchers Insect Food Choice Manipulated
2017/12/19
Researchers at the University of California, Riverside have found a way to access and manipulate taste neurons in the pharynx (throat) of the common fruit fly that could help control the spread of mos...
美国科研人员成功开发声波灭蚊新技术
美国 科研人员 声波 灭蚊技术
2017/11/20
2015年以来，美国疾病预防控制中心已发现了5300多例寨卡病毒病例，美国全境发现的寨卡病毒病例累计近3.7万例，而蚊子是引起寨卡病毒传播的主渠道之一。
为拓展用于测量、控制和保护人们免受蚊子滋扰和传播危险病原体的新方法和新手段，美国农业部下属农业研究服务局（ARS）的科学家们致力于运用创新的方法来灭杀住宅周围的蚊子群落。ARS的昆虫学家与其在佛罗里达州的合作方近日共同研究开发了一项利用强声波来...
Synthetic material acts like an insect cloaking device（图）
Synthetic material acts insect cloaking device
2017/11/23
Synthetic microspheres with nanoscale holes can absorb light from all directions across a wide range of frequencies, making them a candidate for antireflective coatings, according to a team of Penn St...
Are cities affecting evolution?（图）
cities evolution
2017/11/23
The recent uproar about seats on a British Airways flight crawling with bedbugs is only one of the unintended consequences that urbanization worldwide has on evolution, say Marc Johnson, an associate ...
Stanford Researchers Seek Citizen Scientists To Contribute To Worldwide Mosquito Tracking（图）
Stanford Researchers Citizen Scientists Worldwide Mosquito Tracking
2017/11/23
It’s a sound that can keep even the weariest among us from falling asleep: the high-pitched whine of a mosquito. This irritating buzz already makes us run, slap and slather on repellant. But if Stanfo...
University of Delaware doctoral student Desiree Narango is researching trees and shrubs planted in the lawns of homeowners throughout the Washington, D.C., Maryland and northern Virginia areas to asse...
It cannot run away from the fly that does it so much damage, but tall goldenrod can protect itself by first "smelling" its attacker and then initiating its defenses, according to an international team...
DNA links male,female butterfly thought to be distinct species（图）
DNA links male female butterfly distinct species
2017/9/1
Researchers recently discovered what was thought to be a distinct species of butterfly is actually the female of a species known to science for more than a century.An international team of nine butter...
科学家研究蚊子为何爱叮人
蚊子 叮人
2017/7/4
你身上的气味使蚊子在很远处就能将你作为理想的目标。当你和朋友谈天或是烧烤时，蚊子将会出动，使你的血液成为它的下一顿大餐。那么，是什么让你对这些小家伙如此具有诱惑力呢？
近日，一个英国研究团队正在启动一项新研究了解人类基因在此过程中所起的作用。他们计划收集200对双胞胎和非双胞胎穿过的袜子，并将它们和蚊子放在一个风洞中，然后观察下一步会发生什么。科学家希望袜子的主人能够自然地分泌吸引性或是排斥性的...
In urban Baltimore,poor neighborhoods have more mosquitoes（图）
urban Baltimore poor neighborhoods more mosquitoes
2017/7/24
A new study published in the Journal of Medical Entomology reports that in Baltimore, Maryland, neighborhoods with high levels of residential abandonment are hotspots for tiger mosquitoes (Aedes albop...