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- 찾기 힘든 쿼크를 찾아서과학동아 l199107
- how do we know they really exist?By inference. Beginning in 1808, scientists accepted the existence of atoms before they actually had good evidence of them in 1913.So many aspects of nuclear p ...
- 아인슈타인은 역시 옳았다.과학동아 l199106
- The experiments are indirect. The direct measurements involve a response to magnetism, or to the search of the fifth force. What scientists would like to see would be the particles of an ...
- 왜 밤하늘은 어두운가?과학동아 l199106
- 2백년 가까이 천문학자들을 난처하게 만들어 왔던 문제를 온타리오에 있는 워털루대학의 천체물리학자 폴 웨슨은 해결한 것일까?지난 1826년에 독일의 ... and heat that life will be impossible anyway?Or will the universe undergo other changes still?These questi ...
- 거리 측정과학동아 l199105
- to get better figure for the distance of far-off galaxies, and, by giving us a determine more exactly how galaxies form and clump together.The supernova of 1987 has thus offered a ...
- 빛의 굴절과학동아 l199104
- up the mass of all the stars in all the galaxies, it seems to turn out that there just isn't enough mass to account for gravitational effects. Some astronomers think that the missing mass is as ...
- 허블 망원경이 찍은 대폭풍과학동아 l199103
- of the storm match what scientists have felt ought to happen and that is highly satisfactory, too.What does the storm consist of? The general feeling is that it is fed by upwellin ...
- 배타의 원리과학동아 l199103
- 과학적 연구를 하는 영광중의 하나는 제 아무리 튼튼히 토대를 굳힌 그 어떠한 과학적 믿음도 정말 일반적으로 타당한지 지속적으로 시험된다는 것이다. 유고슬라비 ... conditions of the sun's center, the exclusion principle might not hold very well and that this might lead to ...
- 줄어드는 삼각주과학동아 l199102
- 줄어드는 삼각주지난 1990년, 스미소니언 재단과 미국지리협회 후원하에 해양학자인 다니엘 스탠리씨가 지휘한 탐험은 지난 1만여년동안 인류 사회 ... global warming and a rise in sea level. It will swallow many square miles of fertile land and be an enormous ...
- 잡아먹히지 않는 신비로운 나비과학동아 l199102
- them to avoid being stung, and to remove the stinger before they swallow the bees.Again, although there are carnivorous plants that trap and digest insects, there are some insects that a ...
- 블랙홀이 지구에도 있는가?과학동아 l199101
- in places where miniblack holes might existsay on the sides of active volcanoes. It's an interesting idea, and worth investigating. But I'll be a killjoy and say I think the chances of its bein ...
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