99 9 2009 rna interference 100 8 2016 delivery system Table 3. The keywords with betweenness centralities > 0.05. No.FrequencyBetweenness centralityAppearance yearKeyword 1 245 0.15 1999 brain tumor 2 430 0.1 1999 delivery 3 56 0.1 2001 gene therapy 4 49 0.1 2000 survival 5 547 0.09 20...
Tours, cruises, expeditions and weekenders covering a range of scientific topics, including archaeology, palaeontology, geology, Earth science, history, nature and space, offering something for all those with a curious mind who want to enrich their travel experience. Find out more ...
a moving parable about the evils of prejudice.District 9gathered critical praise worldwide and launched the international career of leading man Sharlto Copley. Then, this gritty sci-fi drama scored four Oscar nominations, including Best Adapted Screenplay and Best Motion Picture of the Year.— K....
Journals have a distinctive name, they are published at regular intervals, usually several times a year, and each issue is consecutively numbered or dated. Its basic component, the scientific article, is written in prose and it is published as a contribution to the progress of science. The ...
Topics Space The last meteor shower of the year peaks a few days before Christmas NASA’s 2 stuck astronauts face more time in space with return delayed until at least late March Two stars may be orbiting each other near a supermassive black hole in our Milky Way galaxy How old are...
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My dear nephew was only in his sixth year when I came to be detached from the family circle. But this did not hinder John and I from remaining the most affectionate friends, and many a half or whole holiday he was allowed to spend with me, was dedicated to making experiments in ...
Fig. 7: Year of first usage of open science practices. The chart shows the cumulative proportion of scholars (who earned their PhD in 2009 or earlier, n = 782) in a given year who adopted an open science practice in that year or previously. Data are taken from responses to the question...
The Science Fair personifies the concepts of Student Voice and Student Choice, an important element of our NIS Strategy. “There’s a lot of voice and choice here today,” Mr. Winstanley said. “And you know, it’s also ...
The Chinese Academy of Sciences was founded in 1949, the same year in which the Academia Sinica moved to Taiwan. With basic research as its main task, this academy has perhaps the largest organization of any institution of its type in the world. Besides the headquarters in Beijing, 22 branch...