더 많은 복제과학동아 l199210

Julius Rebek Jr. and two other organic chemists produced a self-replicating molecule simpler than nucleic acid. It made the news because its action may resemble primordial Earth's first self-r ...

블랙 홀 탱고과학동아 l199210

필자와 블랙홀을 논하는 탱고를 함께 출 사람은? The tango is a graceful Argentinian ballroom dance made popular by the likes of Rudolph Valentino. My favorite version(was it Imogene Coca's?) featured a rose transf ...

아라크네의 자식들과학동아 l199209

Spiders possess abdominal glands to make silk that is drawn out by the spider's legs. Spider silk is remarkable — made of a protein called "fibroin" that hardens as it emerges, it is impervious ...

쓰레기과학동아 l199209

data" put into or produced by a computer. A newer dictionary includes as garbage the various non-functioning man-made hardware currently orbiting Earth.Whatever garbage was or is, we have plent ...

기막힌 풀러렌과학동아 l199208

even more interesting, for they acquire superconductivity when atoms of alkali metals like potassium or rubidium are made to fill the spaces between the carbon molecules. In Japan, chemists glu ...

밝은 성단(星團)과학동아 l199208

other 3,000 stars in the cluster. It's also possible that our polluted vision(we see only six with the naked eye) is made worse by the fact that the dimmest of the seven big stars-Pleione-might ...

오늘날의 로봇과학동아 l199207

이 헬프메이트에게 요리하는 법을 가르친다면 필자도 하나 사볼까 싶다.In 1920, history was made by a play called "R. U. R." (Rossum's Universal Robots), by Czech playwright Karel Capek. Since then the Czech word "robot," mean ...

머리좋은 생물들과학동아 l199207

walled capillaries and quick exchange of gases.The nervous system of a cephalopod looks unimpressive, the small brain made from a few fused ganglia, but thanks to convergent evolution, it works ...

단백질의 위력과학동아 l199206

transitions, and describe the detalied structure of the protein to understand how the various chemical reactions are made to work. Not one of those steps is sufficiently known right now.Biochem ...

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