GLU - Page 11 of 16 - See the World Anew

The Two Faces of a Typhoon: Both Disaster and a Giant Heat Engine

2026-06-262026-07-22

국제우주정거장에서 내려다본 열대저기압(사이클론 카타리나, 2004년)의 둥근 눈과 나선형 구름 띠. 태풍은 재난인 동시에 따뜻한 바다의 열을 바람으로 바꾸는 거대한 열기관이다.

A typhoon takes lives with storm surge and wind — and is, at the same time, a giant Carnot-style heat engine that turns the warm… Read More »The Two Faces of a Typhoon: Both Disaster and a Giant Heat Engine

Writing Coordinates with a Brain the Size of a Sesame Seed: The Secret of the Honey Bee Waggle Dance

2026-06-262026-07-22

꽃에서 꿀을 모으는 일벌. 이 한 마리가 벌집으로 돌아가 동료들에게 먹이까지의 거리와 방향을 춤으로 전합니다.

When a honey bee returns to the dark hive and shakes her body, her nestmates fly minutes later straight to a flower patch hundreds of… Read More »Writing Coordinates with a Brain the Size of a Sesame Seed: The Secret of the Honey Bee Waggle Dance

Why Is the Sky Blue and the Sunset Red — and Why the Opposite on Mars?

2026-06-252026-09-21

맑게 갠 푸른 하늘. 하늘색의 주인공은 바다가 아니라, 햇빛을 흩뿌리는 공기 그 자체입니다.

The blue sky and the red sunset are two faces of the same Rayleigh scattering. Yet on Mars the daytime sky is reddish and the… Read More »Why Is the Sky Blue and the Sunset Red — and Why the Opposite on Mars?

Tardigrades (Water Bears): Not an Animal That Cannot Die, but One That Knows How to Pause Life

2026-06-252026-07-22

주사전자현미경(SEM)으로 촬영해 인공 착색한 곰벌레. 곰처럼 통통한 몸통과 네 쌍의 다리, 다리 끝의 발톱이 드러난다.

Tardigrades are famous as ‘immortal’ survivors of space and radiation, but the secret is not that they cannot die — it is that they can… Read More »Tardigrades (Water Bears): Not an Animal That Cannot Die, but One That Knows How to Pause Life

Why Does Water Expand When It Freezes? The 4°C Secret, Why Ice Floats, and How Life Survives Winter

2026-06-242026-09-21

바다에 떠 있는 빙산. 얼음은 해수보다 밀도가 낮아, 전체의 약 10%만 수면 위로 드러나고 나머지 대부분은 물속에 잠겨 있습니다.

Water expands by about 9% when it freezes, and ice floats on water. We trace two distinct phenomena — the 4°C density maximum and the… Read More »Why Does Water Expand When It Freezes? The 4°C Secret, Why Ice Floats, and How Life Survives Winter

Does a Sunflower Really Always Follow the Sun? The Body Clock That Settles Facing East, and the Golden Angle in Its Seeds

2026-06-232026-07-22

이탈리아의 한 해바라기 밭. 여름이면 수많은 머리가 일제히 같은 쪽으로 고개를 든다.

The belief that sunflowers always follow the sun is only half true. Only young, growing sunflowers track the Sun; once mature, they stop and settle… Read More »Does a Sunflower Really Always Follow the Sun? The Body Clock That Settles Facing East, and the Golden Angle in Its Seeds

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