A Sam Altman-backed company has an ambitious, but controversial, plan to solve one of the internet’s trickiest problems – distinguishing humans from artificial bots — and it relies on a gleaming, ...

A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape.

Stargazers who turn their eyes skyward — and use a little bit of imagination — will have a chance to spot a rare "smiley face ...

Astronomy enthusiasts, get ready. A rare 'smiley face' will appear in the sky on April 25th. Venus, Saturn, and the crescent ...

NASA’s PUNCH mission just took a big step forward with the first images from its solar-observing instruments, revealing the outer atmosphere of the Sun like never before. As the four-satellite ...