理学 >>> 数学 信息科学与系统科学 物理学 化学 天文学 地球科学总论 大气科学 地球物理学 地理学 地质学 水文学 海洋科学 生物学 科学技术史
搜索结果: 1-15 共查到理学 Darwin相关记录25条 . 查询时间(0.5 秒)
Reshaping Darwin’s Tree of Life     Reshaping  Darwin’s Tree  Life       2017/7/21
In 1859, Charles Darwin included a novel tree of life in his trailblazing book on the theory of evolution, On the Origin of Species. Now, scientists from Rutgers University-New Brunswick and their int...
Why do some animals have extravagant, showy ornaments — think elk and deer antlers, peacock feathers and horns on dung beetles — that can be a liability to survival? Charles Darwin couldn’t figure it ...
An international team of scientists used a state-of-the-art computer model, a high-powered supercomputer, and five billion ‘virtual’ coral larvae to test Charles Darwin’s 1880 hypothesis that marine s...
On Charles Darwin’s 207th birthday, a study from Indiana University is shedding new light on the importance of genetic diversity in plants.The work, reported today in the journal PLOS Biology, employs...
Dr. Darwin’s clinical focus is endoscopy, allowing for both the diagnosis and therapy of GI disorders. I perform Endoscopic Retrograde CholangioPancreatography (ERCP) and Endoscopic Ultrasound (EUS) ...
Researchers from Princeton University and Uppsala University in Sweden have identified a gene in the Galápagos finches studied by English naturalist Charles Darwin that influences beak shape and that ...
Darwin 2.0(图)     species  birds       2014/12/1
BATON ROUGE – Birds that are related, such as Darwin’s finches, but that vary in beak size and behavior specially evolved to their habitat are examples of a process called speciation. It has long been...
Abstract: We use optimal transportation techniques to show uniqueness of the compactly supported weak solutions of the relativistic Vlasov-Darwin system. Our proof extends the method used by Loeper in...
Abstract: We show that a smooth, small enough Cauchy datum launches a unique classical solution of the relativistic Vlasov-Darwin (RVD) system globally in time. A similar result is claimed in Comm. Ma...
Dancing to Darwin as arts meets science     Darwin  arts  science       2010/4/29
Evolution, ballet and dancing birds were explored in a unique fusion of art and science at the University of Sheffield yesterday (Tuesday 13 April 2010), as part of the 2010 Arts-Science Encounters pr...
We present ozone and carbon monoxide measurements taken in Darwin, Australia, during the wet season of 2005/2006, to examine whether the composition of the Tropical Tropopause Layer (TTL) reflects tha...
The large- to giant-sized balanids, mass-aggregated in a tempestite of the Lower Pliocene (Zanclean) section at Rafina near Pikermi,Greece, represent a single species, Concavus (Concavus) concavus (DA...
Students and academics from the University of Sheffield will be taking part in a new exhibition this month (15-30 September 2009) which will take a revealing look at how Charles Darwin´s ideas s...
Three students from the University of Greenwich at Medway are off to Australia to participate in an exciting project to celebrate Charles Darwin and use his science to tackle today's environmental cha...
Darwin and His Sacred Cause     Darwin  Sacred Cause       2009/8/21
The year 2009 marks the 200th anniversary of the birth of Charles Darwin and the 150th anniversary of the publication of his Origin of Species. Similarly and more significantly, this year also offers ...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...