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- 과학윤리과학동아 l199702
- might hop on and carry out. When I was starting out, people respected each other’s research more than they do today, and there was less stealing of ideas”.Rustum Roy, Professor of Materials Sci ...
- 인터넷으로 떠나는 수학퍼즐여행과학동아 l199611
- .. where each number is the sum of the previous two. In fact a wealth of mathematics has arisen from this sequence and today a Journalis devoted to topics related to the sequence. However the s ...
- 자외선 우주망원경 아스트로 2과학동아 l199505
- began what is planned to be become the longest shuttle flight in history with a flawless liftoff at 12:38 central today.아스트로2는 NASA의 두번째 실험실급 자외선망원경이다. 90년의 아스트로1에 비해 임무수행 기간이 2배로 늘어나 16일간 진행되었 ...
- 지프네트과학동아 l199505
- 손쉽게 자료 찾아지프네트의 초기화면은 다음과 같이 10개의 주제로 나뉘어져 있다.1. Today on ZiffNet(FREE)2. Software Center3. Ziff-Davis Magazine Forums & Services4. Computing News(FREE)5. Buyers' Resources6. Reference Databases ...
- 재활용 기술과학동아 l199401
- burn without filling the air with gases that can cause cancer.Recycling valuable parts and metals of bombs is vital in today's world, when the supply of important materials is getting short. On ...
- 최신기술과학동아 l199305
- on flat surfaces like rugs, stove tops, etc., without harming anything.One of the most sensitive issues in ecology today is waste disposal. It is almost amusing to learn that recently it's been ...
- Frog-And More In Space 우주공간에서의 개구리과학동아 l199211
- Only 4,000 species of vertebrates, out of a total of 40,000, are amphibians, and all of them are small. On Earth today, amphibians are declining in numbers and some species are near extinction ...
- 우주수프과학동아 l199201
- could then be viewed as a "soup" of such molecules, an "ocean soup", if you will. The ocean is still a kind of soup today, but living organisms are present. In the original ocean soup, there we ...
- 토성의 테가 사라지고 있다과학동아 l199108
- is absolutely black, so that if even a little of it is added to the ring material, the rings of saturn will grow dim. Today parts of the rings are bright and are clearly made up of ice, and thi ...
- 외계에서 날아온 반중력 우주선?과학동아 l199104
- 테두리 안에서 설명하려는 시도로서 잭 엡스타인은 1976년 3월호 '피직스 투데이'(Physics Today)지에 기고한 '반물질 (Antimatter)UFO'라는 제목의 글에서 UFO는 반물질이 대기중에서 수분동안 초고속으로 진행하며 계속적으로 물질과 반응해 붕괴 소멸작용을 일으켜서 소용돌이 운동을 하며 다량의 빛을 내는 ... ...
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