It hascontributed to the development of science andproduction of aeroplanes.The first plane was shapedafter the kite.The earliest Chinese kites were made ofwood which can date back as far as the Warring States Period,at least two millennia ago. Afterthe invention of paper, kites began to be ...
Read the full-text online article and more details about Science & Nature: The Secret Life of Dust, the Universe and Everything ; This Year's Aventis Prize for Science Books Is Announced Tomorrow. STEVE CONNOR Takes a Look at the Six Titles on the Shortlist....
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China This Week Homepage >> Video Archives Weekly Reviews Air Time BJ TIME: 2200, Sunday Anchors Kajese Vimbayi Zhang Ling Zou Yue Contact information: Email: cctv_chinatoday@ yahoo.com.cn April 19 - 25,2010 Top 1:China mourns Yushu quake victims ...
Nature this week, researchers announced that in the lower rooms of the Great Pyramid, they discovered a nearly 100-meter-long void previously unknown in the structure's upper part. Its huge size is amazing to researchers who would like to know more about how the pyramids were constructed....
i like rock i like so i like science i like shanghai i like sport i like the color on m i like the falt i like the way you al i like this supermark i like to sleep i like to wink i like to work at my i like variety shows i like written i like you when you g i liked...
A perspectivearticlepublishedinNaturethisweeksaysthatAIsystemsposeafurtherrisk:thatresearchersenvisionsuchtoolsaspossessedofsuperhumanabilitieswhenitcomestoobjectivity,productivityandunderstandingcomplexconcepts.ScientistsplanningtouseAI"mustevaluatetheserisksnow,whileAIapplicationsarestillnascent(未成熟的),becausetheywillbe...
This Week in Science Science(IF44.7)Pub Date : 1990-10-19, DOI:10.1126/science.250.4979.351 R. L. Guyer LTHOUGH Neptune's satellite Triton was discovered in 1846, little was known about it until the Voyager 2 spacecraft began its close-up study ofthe Neptune systemwhich is some 3.5 bi...
Science & Nature: Hazard Warning ; the World Health Organisation Aims to Have Officially Eradicated Polio by 2005. but Even If It Succeeds, We Still Have Reason to Fear This Potentially Deadly Disease, Says TOM CLARKE 来自 highbeam.com 喜欢 0 阅读量: 17 作者: T Clarke ...
From May 20 to 21, Chinese Academy of Sciences (CAS) held the 17th National Science Week, themed “building a strong nation with science and fulfilling dreams with innovations.” During Science Week, key laboratories, observatories, large scientific infrastructures and installations were visited by ...