A fringe new theory suggests that time is the fundamental structure of the physical universe, and space is merely a byproduct. According to Gunther Kletetschka, a geologist — not a physicist, you'll ...

Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The id ...

Space plasma physics examines the behaviour of ionised gases in planetary and astrophysical environments where electromagnetic forces dominate over collisional interactions. This field explores ...