D Recently there was a major discovery in the scientific research—the mapping of all DNA in a human gene(基因)is complete.Couple of years ago this seems an impossible task for scientist to accomplish.All this progress in scien
The discovery of pheromones came amid general excitement about communication. The ideas of Claude Shannon and, especially, Norbert Wiener had by the 1950s diffused into biology and the social sciences. Since information and, more specifically, feedback are found in every animal and animal society,...
When it comes to involved here, some people may stand out and argue that scientists’ main responsibility is to academic research or inventions. It is sarcastic that scientists are demanded to be responsible for their discoveries, after all, they can’t predict the moral consequences of their ...
He made a surprising discovery. The comets that had appeared in the years 1531 1607 and 1682 all had the same orbit. Yet their appearance had been 75 to 76 years apart. This seemed very strange to Halley. Three different comets followed the same orbit. The more Halley thought about it ...
community, researchers make discoveries; editors and reviewers act as gatekeepers by controlling the publication process; otherscientistsuse the new finding to suit their own purposes; and finally, the public ( ' , including otherscientists) receives the new discovery and possibly accompanying technology...
AEvery year 3M and Discovery Educationorganizes a Young Scientist Challenge. It's open tostudents in grades 5-8. Hundreds of kids sent indeas on video. In June, 10 finalists were chosenbased on their science knowledge, creativethinking, and abiity to share ther ideas clearly.On October 30,...
Then the other clone would be as well.The latter could foe inserted in the woman and allowed to ripen to term.Moreover,cloning would enable women who can’t get pregnant to have children of their own. Cloning humans would also mean that organs could be cloned so it would be a source ...
The spindly arms of brittlestars may double as a primitive eye thanks to microscopic crystals in its skeleton that focus light. These tiny lenses rival the best that human technology can offer, and their discovery solves a long-standing mystery about the behaviour of these marine animals. ...
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You have a duty as a scientist to communicate your discovery to the world.作为一位科学家,你有责任把你的发现公布于众。 Their classroom is decorated with portraits of scientists.他们的教室挂了几幅科学家的肖像。词语用法 n.(名词) scientist的意思是“科学家”,尤指研究物理学、化学或生物学的自然...