낮과 밤의 리듬과학동아 l1993년 01호

in St.Louis, has also found that night workers seldom if ever get their body clocks in sync with their work hours. Every night on the job, apparently, three-fourths of the people feel s ...

'파이어니어'와의 안녕과학동아 l1992년 12호

Leovy, at the University of Washington, recently investigated the strong winds that rotate the Venusian atmosphere every four days, while the planet below takes 243 days to complete a rotation. ...

The Park Phenomenon 공원현상과학동아 l1992년 03호

would be pleased, although nowadays the only hunters are unfortunately humans who prey on other humans. There are, however, plenty of gatherers from various ethnic groups harvesting such delica ...

왜 소행성들을 관찰하는가?과학동아 l1992년 01호

do come very close to us(within a million miles or so), they would be much more easily reached than, say, Mars, if we ever truly develop space travel. If so, they can be very useful as a source ...

여성 천문학자들과학동아 l1991년 11호

detail and got the credit (being, in any case, a man).It often happens. In 1969, Jocelyn Bell discovered pulsars. However, it was her boss (a man, of course) who got the Nobel Prize for the dis ...

화산과학동아 l1991년 09호

deal of the sunshine and produced unusually cold temperatures. This was most noted in New England where there was snow every month of 1816, including July and August. New Englanders called it t ...

찾기 힘든 쿼크를 찾아서과학동아 l1991년 07호

that quarks exist and react with each other in certain ways that it becomes almost impossible to deny their existence.Nevertheless, no matter how sensible it is to suppose they exist, physicist ...

왜 밤하늘은 어두운가?과학동아 l1991년 06호

were possible, but one turned up.The galaxies have not been in existence forever and they don't stay in existence forever. There is a period in which they are born and begin to glow, and ...

거리 측정과학동아 l1991년 05호

going from one set of objects to another more distant set, astronomers have to make certain assumptions and they can never be sure how nearly right those assumptions might be. In consequence, t ...

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