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What is Aurora?과학동아 l2010년 02호

times, they form ‘quiet arcs’; at others, they evolve and change constantly. Each curtain consists of many parallel rays, each lined up with the local dire ...

우리의 조상인 실러캔스과학동아 l1991년 08호

found that the coelacanth could swim in every direction, including backwards and upside down.Fricke and ... the Coelacanth, having served as the ancestor of the ...

잘못된 경종과학동아 l1990년 05호

science. Something turns up that threatens to change the fundamental view of some aspect of the universe. After considerable ... the gyroscope do one thing wh ...

1990년대의 과학과학동아 l1990년 03호

and individualized. People could choose the direction a story may take, for instance.What's more, the very definition of amusement may change. With the knowle ...

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