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- 초기인류의 언어능력을 말해주는 뼈과학동아 l198908
- “The Ugly Little Boy” in which a Neanderthal child is brought into the present and learns to speak English as well as we do.Lester and I have argued repeatedly over this question. I shal ...
- 실생활에 긴요한 제품의 홍수과학동아 l198908
- 있는 CES(Consumer Electronics Shows)는 워싱턴에 본부를 두고 있는데 후원은 EIA(Electronic Industries Association)에서 하고 있다.금년에는 예년과 달리 신개발 상품을 선정하기 위한 89 상품(Innovations‘89’)심사위원의 구성을 한층 높여준 것도 특징이라고 하겠다.89년도 신기술 상 ...
- 소행성의 근접신호과학동아 l198908
- 1989년 3월 23일 지구는 또하나의 근접신호를 받았다. 직경 약 반마일 크기의 소행성이 지구와 달사이 거리의 두배 정도인 약 50마일의 사이를 두 ... bit can't do much damage. Instead of having a huge crater gouged out, we'll be treated to a brilliant meteor d ...
- 지하생활과학동아 l198907
- danger of fire-which may do more damage in the caverns than in the open.By the way, once again I am not a totally dispassionate observer; I happen to like enclosed spaces. Back in 1953, I wrote ...
- DNA분자를 처음 보다과학동아 l198906
- microscope―and no subtle reasoning is required. There is the double helix, visible to the eye. The molecule coils as it is supposed to. From the image, it is possible to work out the dis ...
- 마지막 남은 청정지역과학동아 l198906
- make accidents like this oil spoil more likely.The Argentinian ship that went aground and spilled the diesel fuel was a supply ship for the Argentinian scientific station on the continent, but ...
- 유전자 연구계획과학동아 l198905
- in height and structure. It would be useful to identify the important varieties so that every individual can be assigned his own genome and his own nucleic acid "fingerprint".This will not nece ...
- 예수의 수의과학동아 l198905
- 일부사람들이 예수의 매장때 쓴 천이라고 생각한 '튜린(토리노)의 수의'(囚衣)는 회의론자들이 줄곧 의심한대로 전혀 엉터리임이 밝혀졌다. 이 수의는 길이 14 ... the shroud-maker. If scientists were allowed to examine the shroud thoroughly, they might well be able to fi ...
- 대기권 밖의 망원경과학동아 l198904
- thing of all, however, is the possibility of the unforeseen and the unexpected, Every new tool for exploring space has produced real surprises concerning the universe, and we can be sure the Hu ...
- 지진 The Earth Trembles과학동아 l198904
- think that space projects are a waste of money that could be spent more usefully on "down-to-Earth" problems, we can ask : What can be more down-to-Earth than what I have just described? ...
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