Discover 15 shocking conspiracy theories that continue to spark debate around the world. These stories still leave people ...

A team of planetary scientists has confirmed the existence of a giant volcanic cave beneath the surface of Venus, providing the first direct evidence of intact underground lava tunnels on the planet.

An international team of researchers say they've found a more efficient route from Earth to the moon using advanced computer ...

Once dismissed as empty expanses between galaxies, cosmic voids are becoming one of the most promising tools for probing the ...

A conspiracy theorist confronted the Artemis 2 astronauts on Capitol Hill recently, accusing them of faking their moon ...

Earth has a group of cosmic stalkers. Known as "co-orbitals," these small bits of rock have a 1:1 mean motion resonance with ...