scientific american - 2002 08 - an alternative to dark matter

... ice shelf to crumble into the ocean. COPYRIGHT 2002 SCIENTIFIC AMERICAN, INC. 22 SCIENTIFIC AMERICAN AUGUST 2002 news SCAN Another method for shutting down genes is to bypass the messenger and go ... changed the landscape of American television. Now the 6 4- year-old “media mogul” plans to change the landscape of the American West. He is the ringleader of a giant scien...

Ngày tải lên: 12/05/2014, 16:13

... Minkel Copyright 2002 Scientific American, Inc. www.sciam.com SCIENTIFIC AMERICAN 29 FARRELL GREHAN Corbis (top); SCOTT CAMAZINE Photo Researchers, Inc. (bottom) news SCAN ■ In a step toward xenotransplantation, ... MICE AND MEN BRUTAL COLD of Canadian camping builds character for would-be astronauts—here in January 2000. Copyright 2002 Scientific American, Inc. 24 SCIENTIFIC AMERI...

Ngày tải lên: 12/05/2014, 16:12

... cortex COPYRIGHT 2002 SCIENTIFIC AMERICAN, INC. 20 SCIENTIFIC AMERICAN MAY 2002 news SCAN W hat do you do when one rare, pro- tected species threatens the liveli- hood of another, even more endan- gered ... author responds to our January feature criticizing his book. COPYRIGHT 2002 SCIENTIFIC AMERICAN, INC. 46 SCIENTIFIC AMERICAN MAY 2002 CREDIT COPYRIGHT 2002 SCIE...

Ngày tải lên: 12/05/2014, 16:12

... from 12 8-2 55 as Many web sites cannot correctly interpret or display any- thing other than English language characters. Converting your site to UTF-8 (Unicode) enables you to handle char- acters ... correctly handle and display any char- acter from any language you’re likely to encounter. Understanding the significance of Unicode requires first understanding some basics of character...

Ngày tải lên: 24/01/2014, 14:20

... Locations Directories create locations, this enables users to create meaningful locations to store certain files. But many directories means many locations, which might mean too many locations; ... pieces of meta-data: file-name, file-type, file-size, modification-date and keywords. And the server is only meant to service one user, but every user can run its own instance. The dbfsd can be co...

Ngày tải lên: 20/02/2014, 05:21

... the cen- tering model. The ranking criteria for the S-list are based on the distinction between hearer-old and hearer-new discourse entities and incorporate pref- erences for inter- and intra-sentential ... -& lt; Figure 1: S-list Ranking and Familiarity proper names and titles. In texts, brand-new proper names are usually accompanied by a relative clause or an appositive whic...

Ngày tải lên: 20/02/2014, 18:20

Ngày tải lên: 24/03/2014, 10:21

... year to plant potatoes if they wanted to be sure to have food for their families. Transporting tens of thousands of de- commissioned nuclear weapons to stor- age locations, dismantling them and ... currently con- siderably greater than the cost of low- enriched uranium fuel, and in any case, these nations already anticipate a sig- niÞcant surplus of civilian plutonium. SCIENTIFIC A...

Ngày tải lên: 12/05/2014, 14:50

... arms manufac- turers are aggressively seeking to expand their markets. Submarine merchants have targeted nations bor- dering on the Gulf of Oman, the Med- iterranean, the Arabian Sea and north- ern ... 209 managed to elude 15 British frigates and destroyers and the antisubmarine aircraft of two carriers. The San Luis maneuvered into torpedo range of the British ßeet and launched three tor...

Ngày tải lên: 12/05/2014, 14:57

... Òinductivist, ameliorative, progressive, add-a-fact-at- a-time-donÕt-theorize-till-youÕre-old mod- el of doing science.Ó When I ask Gould if he believes, as Kuhn does, that science does not ad- vance toward truth, Gould ... appearanc- es. When I remark on the beauty of his home, he informs me that it belongs not to him but to his ÞancŽe, or, rather, to her ex-husband. It will soon be so...

Ngày tải lên: 12/05/2014, 15:01