scientific american - 2001 04 - whose blood is it anyway
scientific american - 2001 04 - whose blood is it anyway
... undertakemajor projects on an as-needed basiswithout the huge overhead of a centralresearch facility. Whether Intel’s buy -it- when-you-need- it strategy can work more generally re-mains to be seen. The ... Gluckmanof Saint-Louis Hospital in Paris and theirco-workers reported curing Fanconi ane-mia—a potentially fatal genetic disorder—in a five-year-old boy using blood fromhis baby sister’s umbilical ... Start Whose BloodIsIt, Anyway ?TELE-IMMERSION: LIKE BEING THERE■HOW SAFE ARE GM FOODS ?APRIL 2001 $4.95WWW.SCIAM.COMCopyright 2001 Scientific American, Inc.34 SCIENTIFIC AMERICAN APRIL 2001 ILLUSTRATION...
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scientific american - 1993 04 - controlling the quantum jitters of atoms
... 120LOWDISABILITYMODERATEDISABILITYHIGHDISABILITYDISTRIBUTION OF DEATHS19001990SOURCE: Social Security AdministrationPATTERNS OF DEATH AND DISABILITY are shifting as an epidemiologic transitionoccurs ... AMERICAN, 415 Madison Ave-nue, New York, N.Y. 1001 7-1 111, or fax(212) 35 5-0 408.Photocopying rights are hereby grant-ed by Scientific American, Inc., to li-braries and others registered with theCopyright ... mechanics. Acavity with no photon is in its lowest-energy state, the so-called ground state,but it is not really empty. The Heisen-berg uncertainty principle sets a lowerlimit on the product...
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scientific american - 1994 04 - the dilemmas of prostate cancer
... DENSITYTOTALCHARGE DENSITYSPINDENSITYPOSITIONNORMAL METAL CHARGE-DENSITY WAVE SPIN-DENSITY WAVEPOSITION POSITION0000SPIN-UPSPIN-DOWNCopyright 1994 Scientific American, Inc.April 1994 ... advertisers in this issue.Copyright 1994 Scientific American, Inc.more lethal diseases do, even thoughthey aÝect a lot fewer people.ÓEndometriosis is a disease of rene-gade cells. Tissue ... with the use of intrauter-ine devices (IUDs) and, most consis-tently, with infertility.Between 30 and 40 percent of wom-en who are treated for infertility haveendometriosis, although it is...
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scientific american - 1995 04 - machines that learn from hints
... represen-tative of what NIST is trying to do to-dayÓÑor, to be more precise, of whatthe White House is trying to do. It was very obvious when this admin-istration came in that NIST was part ofits ... Steve Fenton cre-ated the full-page advertisement to raise the profile of hispro bono client, the Cancer Research Institute (CRI). This$5.4-million-a-year charity has, since 1953, raised moneyto ... believesdegradation of a seep by exploita-tion of its source reservoir is in-deed possible, but it has to beconsidered on a case-by-case basis.ÓConoco, for instance, has a plat-form sited close to one of...
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scientific american - 1996 04 - smart rooms
... was likewise left withlittle to show for its nearly $150-millioninvestment and dropped IBM, with somecritics accusing IBM of promising tech-nology it could not deliver.IBM and its successor ... Indeed, it is now clear that the political repercussionsfrom Chornobyl accelerated the col-lapse of the Soviet empire.Because of the importance of this ca-lamity for all of humanity, it is vital ... bypostage. E-mail: editors@sciam.comAdvertising correspondence should be addressedto Advertising Manager, Scientific American, 415 Madison Avenue, New York, NY 1001 7- 1111, or fax (212) 75 4-1 138. E-mail:...
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scientific american - 1997 04 - why things go wrong
... seismic activity in the area, is particularly impressed with what Wesselwas able to achieve using only the posi-tions of seamounts, without their dif - cult-to-determine ages. It s phenome-nal ... Analysis Scientific American April 1997 29Copyright 1997 Scientific American, Inc.It has been said that “Internet secu-rity” is an oxymoron. Privacy, ac-countability and restricted infor-mation, ... figure, either).In response to some skeptical ques-tions, Ostrov surprises me: “This car is not the answer. It is the beginning of theanswer.” And at this stage it has more todo with perceptions...
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scientific american - 1998 04 - the unwired world
... some committed them-selves to violence as a political act. TheInternet—with its varied cast of charac-ters and its penchant for political discus-sion is in some ways very reminiscentof ... withcomputers. Now, as Tama-gotchis, the most famousbrand of virtual pet, becomethe rage for girls, the lessonsare shifting. “The transition is from objects-to-think-withto objects-to-nurture,” ... thecompeting cable-modem Internet ser-vice, offered in the same area by CoxCommunications. U S West is also offer-ing higher-speed ADSL services aimedat businesses; a 70 4- kilobit-per-secondconnection...
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scientific american - 1999 04 - endless space (maybe not)
... long-lasting water onMars. Philip R. Christensen, a ge-ologist at Arizona State Universi-ty, disclosed that it had located avast deposit of coarse-grainedhematite, an iron-bearing miner-al. ... should steadily in-crease with distance. But it is easy toexplain in an accelerating universe, be-cause acceleration decreases with dis-tance: earlier on in cosmic history, thedensity of matter ... if it exists, is not really constant.CHRISTOPHER D. IMPEY University of Arizona; SPACE TELESCOPE SCIENCE INSTITUTECopyright 199 9Scientific American, Inc.News and Analysis26 Scientific American...
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scientific american - 2000 04 - quantum teleportation
... information is at risk. As an ex-ample, he cites this winter’s admission byWeb-advertising giant Doubleclick that it was matching its years-long database ofWeb-browsing habits with the names ... havemissed it until we had an iso-late of the virus as well,” Reisencomments.This is true even though Cal-ifornia, unlike New York State,has an extensive, $70-million-a-year mosquito surveillanceand ... animal-healthand the public-health commu-nities is a dangerous one. It was a tremendous wake-up callfor the United States in gener-al,” says William K. Reisen ofthe Center for Vector-BorneDisease...
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scientific american - 2001 01 - brave new cosmos - a special report
... considers discrimina-tion based on genetic traits tobe illegal under the Ameri-cans with Disabilities Act of1990, which safeguards thedisabled from employment-based discrimination. Thecommission ... in the U.S.The Americans with Disabilities Act (ADA), which is de-signed to safeguard the disabled from employment-baseddiscrimination, may have backfired. According to econo-mist Richard V. ... Stephen R. Pa-lumbi, the Harvard University marine bi-ologist who is leading this dive at Lembon-gan Island, just off the west coast of Bali.Eels are just as important to reef biodiver-sity as...
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Từ khóa: whose sale is it anyhowwhose data is this anywayunit9 whose is itscientific americanwhat a type of interaction is it tobe htbut what exactly is itBáo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018chuyên đề điện xoay chiều theo dạngNghiên cứu tổ chức pha chế, đánh giá chất lượng thuốc tiêm truyền trong điều kiện dã ngoạiBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEQuản lý hoạt động học tập của học sinh theo hướng phát triển kỹ năng học tập hợp tác tại các trường phổ thông dân tộc bán trú huyện ba chẽ, tỉnh quảng ninhPhát hiện xâm nhập dựa trên thuật toán k meansNghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngĐịnh tội danh từ thực tiễn huyện Cần Giuộc, tỉnh Long An (Luận văn thạc sĩ)Chuong 2 nhận dạng rui roTổ chức và hoạt động của Phòng Tư pháp từ thực tiễn tỉnh Phú Thọ (Luận văn thạc sĩ)Kiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtBÀI HOÀN CHỈNH TỔNG QUAN VỀ MẠNG XÃ HỘI