Part of what makes some classics worthy of such a title is the ingenuity and borderline movie magic they employ to tell their story. In the case of "Alien," for example, director Ridley Scott used ...

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf star from view, after it drastically dimmed a sun-like star for around nine ...

For decades, astronomers have chased fleeting hints that something alive might be lurking beyond Earth, only to watch each candidate fade under scrutiny. Now a distant world called K2-18 b has ...