A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

In early March, a shiny metal object was seen flying over Buga, Colombia. Days later, locals found it grounded nearby. Scientists began examining it soon after, but the internet, especially TikTok, ...

Strange sphere in Colombia rekindles UFO curiosity, but is it real? When a metallic sphere crashed near Buga, Colombia, earlier in March, 2025, it didn’t just land in the dirt, it landed in the middle ...

Where are all the aliens? No, I don’t mean microbes on Mars or creatures swimming beneath the ice crusts of Europa or Enceladus, but honest-to-God intelligent aliens, capable of space travel? The ...

Dyson swarms—theoretical arrangements of satellites orbiting a star to harness its energy—may seem like they could be eternal once constructed, but they are still at the mercy of gravity. A new ...