网名为 “加枫糖加奶油吧” 的听众想知道形容词 “consistent、constant” 和 “persistent” 之间有哪些不同。虽然这三个词都可以用来描述人或事物的状态 “始终如一，持续不变”，但在具体形容人的表现、事物的状态时，它们还是有区别的。本期节目讲解这三个 ...

Planck's constant reveals the quantum world's fundamental energy levels. It shows how light and matter exist in discrete units (quanta). This constant defines limits to our knowledge of particle ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. The Universe is an enormous place, filled with stars and galaxies for ...