Sci-fi movies explore many great ideas, but movies like Alien deserve to be considered greats and remain at the top decades ...

From Valheim to Fallout, these open-world games give players the power to reshape terrain, build from scratch, and leave creative marks on worlds.

Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

These rings, created by the Guardians of the Universe, harness the energy of the emotional spectrum, with the most prominent being the green light of willpower.

We were overwhelmed by the response to our annual Letters to Santa feature, with more than 1,250 letters submitted this year. Due ...