International Space Station cameras pointing at Earth have captured huge, mysterious writing etched onto the surface of the planet.

Strange markings that resemble writing were recently spotted in the Tunisian desert by cameras aboard the International Space ...

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

A Pilatus PC-12 aircraft equipped with a portable laser terminal transmitted 4K video to the International Space Station and back. "Laser communications use infrared light to transmit 10 to 100 ...