A Flat Earther once made a surprising comeback after people claimed that a selfie taken from top of Mount Everest proved ...

On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...

A. W. Stevens, contains an earlier photograph taken by him in the Andes from a height of 21,000 ft. which also shows the curvature of the horizon.

New York City-based artist shares the story of how she made 100 mugs in 100 days and how it made her an expert on choosing ...

History is filled with massive infrastructure projects, but China has topped the list of longest bridges in the world with ...

About every 10 minutes, it seems, a new article about a "revolutionary breakthrough" in AI hits my screen. A new approach, a ...

Capable of flying at altitude of 70,000 feet (high enough to see the curvature of the Earth), the U-2 has been performing all-weather intelligence gathering since it was first introduced in 1956.

In her creekside cabin in Malibu, Lita Albuquerque is waiting for the dawn. She comes here in the peace of early morning to ...

How to see rare 'zodiacal light,' before it disappears. Thirty-five years later, much has changed for Earth, and for the Voyager probes. Voyager 1 is over 15.5 billion miles (25 billion km) ...

Einstein predicted that massive objects bend light as it passes through their gravitational field. This week, a new telescope ...

Passengers aboard eco-conscious space balloon flights will experience a serene two-hour climb to the stratosphere, gradually reaching an apex of 100,000 feet. At this peak altitude, they will be able ...