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eo Ame icetde oo] 1 as a ————a ‘Ensten Presents New Theory | All Motion in Universe Scientist Extends Relativity Ideas, Which - Opened Atomic Field, to Gravity. Mystery >. Ur the Associated Press It would crown with success the NEW. YORE, Dec. 27,—Dr.|life work of Dr. Einstein, who has Albert#instein, whose theory of|spent the last half of his 70 years relativity helped open up the whole |looking for the answer to this ulti- ivast Meld of atomic research, has|mate problem, known to aclence ‘put forward an even more aensa- jas the “unified field theory." onal theory. . It was revealed to the world here He calls it “a generalized theory |yesterday gn 20 _miimeographed yf gravitation.” pages—a mixture of typewritten It fs a mathematical description ft ‘the mystery of gravity—the te symbols thai even scientists hes itated to interpret. It was the Eng lish translation of Dr. Einstein’ bl German: Dr, Einstein describes it cry extension of his relativity theory, m the floor and rules the move- | and was quick to point out that he ents of the stars. ‘ has “not yet found a practical way i If it can be proved, it will be-|t confront the results of the the- ‘come a “universal law” and, in|Ory with experimental evidence”— | the view of other scientists, will) or in short, to:prove it. stand as the highest scientific; . When he published the "general chievement of alt time. | theory’ of relativity” in 1915, Dr. Ii would explain every physical |Einstein suggested several actu Otion in the universe, from the is thet could be made to prov de of an atom to the enormous idees—and wh which actualiy di al space. aS roe - U Porove them in 1921. But this ne eory is apparenuy so sbstrac that he could not think of a ® phy- ate tT boaedk Ba dd BICEs VEGL il in - mmon force that keeps our feet a words and squiggly mathematical | | “Beveral times before, theught he auswer, then discarded his ideas ‘#5 faulty. But now his friends ‘think he has actually ered f ap the magazine Scientific Ameri- can said in « parallel article. . “He is said to have told close mssociates that he regards it as his greatest achievement.” the magazine said. “He is reported to have given enthusiastic black- board explanations of his equa- Hons.” ~ But proof, if the theory can be proved, may take years, and any longer, . In earlier theories, Dr. Einstein linked up space-and-time, matter- |) and-tnergy, and gravitation-and- |inertia, as all parts of a single concept... ' But one great force was lef out—electromagnetism. This what creates “electricity” and it Nke gravitation, an invisible fore. Saneewatresy MAA BLE VAGUEFAT LAL field “thet can act at a distance. The new theory now includes electromagnetism, and ft and gray- itation are now viewed as two |forms of one overall force.. . ‘In his general theory of 1015, Dr. Einstein showed by mathe- ;Matics that gravitation and inertia ‘were equivalent. This theory was proved when astronomers were ‘able to detect the sun's gravity bending light from a distant star. :, 2” an earlier special theory of Dr, Einstein himself wes not! relativity in 1905, Dr. Einstein ry Fonen Biba. If ear | practical use may take years. Bf won? iced present at the public announce-/ had shown that space and time, ment, which was made st the) instead of being separate, were opening of the annus! meeting of| both parts of a “space-time con- the American Association for the] tinuum.” Advancement of Science. As one resylt of the 1905 theory, The Princeton University Press! Dr. Hinstein wrote an equation resented the paper. It is pub- isaying that matter could be con- ing it in February as an added|'verted into ehergy—a Tantastic apter in Dr. Einstein's own|'amount of energy. k, “The Meaning of Rela-/' ee ee ee eee eee ‘WHosity inti! geome matter ihivity.’ M47. GLITMS ELL 6m GW due + see |fessor of mathematics at the] jum "935—was turned into energy |. jInstitute for Advanced Study at] #O years later over Hiroshima. jPrinceton, & non-university group No one knows what it will take . fundamental research. tien _ Explains His Aims: At the start of his paper, Dr ! Einstein explains his aim: “Y ghal! try to present an at- tempt at the solution of this. ‘problem (the unified field theory),! ‘which appeara to me highly con-' Yneing: although due to mathe-} atical difficulties I have not 4 Or how long * * * or where. und a -way to confront th sults-of the theory with exper! ‘Mental evidence.” a OMY a ? 1858 we ene rR me AT SS if wu ee a Clege Glavin______ Ni sep Y Roseng’ Trae Mokr a” Fletcher 1 _ Tele. Room,_ Nease Gandy lof- [nite ~ Ras SRT 33 FEB § 186° sa! en o FEB 7 — It seemed only a sitentific Cus /. _— —_ Page | prove Dr. Einstein’s new theory Times-Herald —_ Wash. Post Wash.