In the strange world of quantum mechanics, objects can exist in several states at once. This concept, called superposition, is one of the most puzzling features of quantum theory. A particle, for ...

A new cosmological theory is challenging the traditional Big Bang model by proposing that the universe originated from a gravitational collapse that created a black hole. According to a study ...

Anaxagoras, a visionary Greek philosopher, foresaw concepts of expanding universe and multiple worlds centuries before modern science.