5-minute science: Explosives and Nobel Prize - A Summa of Human Achievement Founded in Vanity
Nitroglycerin For centuries, the only dependable explosive for use was gunpowder (now called black powder) which contains carbon, sulfur, a...
5-minute science: Why are insects smaller now?
During the Paleozoic era , the Earth teemed with giant insects, from dragonflies the size of seagulls, spiders as wide as tires, to mayflies...
5-minute science: Laniakea - The Immeasurable Heaven
Quantities like 100 trillion kilometers are extremely unwieldy to write (100,000,000,000,000), let alone use, but when can we use that big o...
5-minute science: The 170,000-year-old Sunlight
When you go outside on a sunny day, you'll feel the heat and brightness of the Sun. These are the everyday experiences we might take for...
스트레스가 많을 때 어떻게 해요?
어른이 된다는 것은 스트레스가 많지요? 어른이란 뭐에요? 저는 어렸을 때 어른이들이 정말 대단해 보였어요. 하지만 나이가 들면서 보니 어른이 된다는 것이 힘들어요. 일이 아주 많아서 자신을 위한 시간이 없어요. 그리고 스트레스를 받아요. 스트레스가 건...
The Chemical Tale of Silicon
Atoms (skip this if you still remember school chemistry) figure 1 - natrium All atoms contain negative particles called electrons, which re...
One True God: The Cost and Journey Towards Monotheism
This post is an opinion on one of the vital contributors to the unification of humankind: religion. Religion is unique to humans. English an...
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