Somewhere in the southern sky, a giant planet roughly the size of Jupiter whips around a faint star every few days, so close ...

Astrophysicist Tyson: UFO Files May Disappoint ...

As a mathematician—and given the recent buzz over UFO disclosures—I find myself entertained by a specific hypothetical: If a ...

SSI beneficiaries are people with limited income who are either blind, aged 65 or older, or have a qualifying disability.

Neil deGrasse Tyson is an astrophysicist who is the director of the Hayden Planetarium at the American Museum of Natural ...

Biological invasions occur when organisms such as animals and plants are introduced by people to regions of the world where they do not naturally occur. In these new locations, these organisms are ...

Increases in global trade and travel are causing animal and plant species to be more frequently introduced to regions of the ...

Just over 40 years ago, in his novel Contact, astronomer Carl Sagan imagined what it would be like to detect radio signals beamed from other intelligent lifeforms in the galaxy. In the story, these ...

Arnold Schwarzenegger’s Total Recall still sparks debate over identity, memory, and reality — making it a lasting sci-fi ...

Some sci-fi writers are skilled enough to carefully build an intricate world across sagas spanning ten or more books.

Perspective: Donald Trump’s UFO tease risks another letdown: big promises, thin proof and a base primed for betrayal.

Science fiction is the go-to genre to find not just hope for the future, but questions we never considered. These five movies ...