Neil deGrasse Tyson gave a rousing defense of scientific principles in his characteristic brash way during his Purdue ...

Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these ...

Hole in the Sky, by Daniel H. Wilson, is one of Scientific American’s best fiction picks of 2025. In the novel, aliens talk ...

A major new study lays out plans for crewed missions to Mars, with the search for extraterrestrial life being a top priority ...

Mysterious red lights falling from space, initially thought to be alien signals, have been identified by scientists as red ...

A mysterious red jellyfish-like flashes, which were spotted in the sky, sparked rumours about aliens sending signals to our ...

Harvard scientist Avi Loeb claims the interstellar object 3I/ATLAS may be alien technology sent to seed life on Earth, ...

American astrophysicist and science communicator Neil deGrasse Tyson, and English physicist, science communicator, and ...

Science books provide the ultimate deep dives into our favorite subjects, whether it’s the inner workings of the brain, ...

Harvard astrophysicist Avi Loeb proposes that the interstellar object 3I/ATLAS emits a 'heartbeat'-like pulse, suggesting it ...

According to popular media, the search for alien life involves advanced technology, space exploration and sometimes even ...

Scientists who once rolled their eyes at flying saucer stories are now treating strange things in the sky as a serious ...