The resulting products were ionized; their mass-to-charge ratios were determined based on the time it took for them to reach ...

In the Halo universe, the biggest threat is an alien hegemony called the Covenant. Who are they and what do they want?

A video capturing what appears to be human-like figures in clouds has ignited a frenzy of speculation about alien life. As ...

Former President Jimmy Carter, who died Sunday at age 100, once acknowledged that he personally observed a UFO, though he ...

ALIENS might be living among us here on Earth – and they believe they can protect us from a galactic war. Someone who calls ...

Elon Musk emphasizes that Mars is crucial for human survival, envisioning it as a backup plan against Earth's fragility. His ...

Cephalopods like octopus, squid, and cuttlefish seem to be as alien as any alien creature from a sci-fi movie, and it's fun ...

The filling of Earth’s skies with oxygen, roughly 2.1 to 2.4 billion years ago, has long been one of history’s biggest ...

Meet the oversavers: Older Americans who have plenty for retirement but wish they'd worked less and vacationed more ...

The 39th president poured cold water on the possibility that aliens had landed anywhere on Earth — including at Roswell, New Mexico, in 1947 in an incident that conspiracy theorists say was ...

President Carter was attached in 1977 to the Voyager spacecrafts that are currently floating through interstellar space.