In 1919, physicist Theodor Kaluza hypothesized that extra dimensions might solve some outstanding problems in physics. And ...

During the 1240s, Richard Fishacre, a Dominican friar at Oxford University, used his knowledge of light and color to show ...

SpaceX introduced a new Falcon 9 rocket into its fleet on Sunday (Nov. 23), with he launch of 28 satellites for its Starlink ...

Jake Korell’s debut novel 'The Second World' envisions a newly independent Mars shaped by real space-policy debates, ...

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

These Canon binoculars surprised me by offering good views of the night sky, even with only 8x magnification, making them ...

SpaceX reached another milestone with the launch of 29 more Starlink satellites for its broadband internet low Earth orbit ...

The evocative scene captures the swirling gas of the nebula Sh2-132, known as the Lion Nebula, located around 10,000 ...

So, they sent some sporophytes to the ISS. Astronauts affixed the samples to the station's exterior, where they remained for ...

More testing will be needed before SpaceX's newest version of Starship gets off the ground.

Skydiver and friend of McCarthy, Gabe Brown, can be seen falling across the face of the sun in the new photograph, which the ...

The quiet arrival offers another indication that the sun is moving into the declining phase of its 11-year cycle.