This video explores whether alien life would really need DNA, or whether that assumption is just a product of Earth’s own biology. By looking at RNA worlds, alternative genetic molecules like XNAs, ...

The creator documented the tribute to his dog Oscar by recording the entire journey with an attached 360-degree camera.

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of biology because they are often produced by living microbes. However, ...

English science fiction writer Arthur C. Clarke once said, "Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying." It's a line that has motivated ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

The seven-time Grammy winner shared the Bradley J. Calder-directed visual on Instagram as one of the projects they "never ...

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Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets. Things mistaken for UFOs. In the search for alien life, humans have been fooled ...

In his most recent TikTok post, Franco showed what appeared to be security footage of a figure with an alien-like face ...

Olivia Wilde has revealed that “real-life hero” Walton Goggins saved her from a gruesome death on the set of Jon Favreau’s 2011 sci-fi Western film, Cowboys and Aliens. Based on Scott Mitchell ...