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d라이브러리
"earth"(으)로 총 187건 검색되었습니다.
- 기막힌 풀러렌과학동아 199208
- practical applications that thrill science fiction buffs. Some day humans won't have to burn rocket fuel to get off Earth and keep going. Maybe we'll soon be using fullerenes, for right now the ...
- 밝은 성단(星團)과학동아 199208
- formed when ordinary stars use up their energy resources and collapse to small dense objects whose radio signals reach Earth as pulses because the star rotates. Most pulsars rotate about once a ...
- 오늘날의 로봇과학동아 199207
- down into ocean depths to examine strange creatures living on bacteria that eat the sulfur coming out of cracks in the Earth's crust.We can't do any of these things ourselves. But whether a rob ...
- 머리좋은 생물들과학동아 199207
- HOMO SAPIENS SAPIENS is a name redolent with hubris, for we humans do believe we're the smartest creatures on Earth. For centuries we thought no other creature had anything in the head worth br ...
- 단백질의 위력과학동아 199206
- diffraction. It was found that in spite of the theoretically mammoth number of possible amino acids, proteins here on Earth contain only 20 varieties. It's quite probable that steak from anotho ...
- 멀리있는 실상과학동아 199205
- us.If the senior writer had come from a spaceship in 1920, he'd have seen the reality of the universe better than any Earthman. He'd have been amused by that year's debate between astronomers H ...
- 협동과학동아 199205
- a cooperative animal. But human beings ARE socially cooperative, very much part of a biologically cooperative planet Earth. When we aren't cooperative, the results are grim and easy to see. It' ...
- 바퀴벌레와 컴퓨터과학동아 199204
- humans have existed, and computers are younger than I am. The cockroach pedigree is impressive-phylum Arthropoda (on Earth for 630 million years), subphylum Uniramia, subclass Pterygota, class ...
- Genes In Action 활동하는 유전자과학동아 199203
- trying to keep young, genetic engineering is important to all of us.Everything's connected. The diversity of life on Earth is intricately interwoven, The parts overlapping, protecting each othe ...
- 타이탄의 대기과학동아 199202
- Titan's atmosphere so dense.This is interesting because among the known bodies in the solar system, only Titan and Earth have atmospheres that are largely nitrogen. The giant planets have atmos ...
