A never-ending detonation could be the key to hypersonic flight and space planes that can seamlessly fly from Earth into orbit.
Did an unidentified flying object really crash land at a New Mexico ranch in 1947, only to be hushed up by the government?
Stratolaunch's Roc carrier plane, which is being groomed to haul hypersonic vehicles aloft, conducted its second-ever test flight Thursday morning (April 29).
A remarkably simple change in the codes used to correct errors in quantum computers could half the number of destabilizing mistakes in these systems.
The Defense Advanced Research Projects Agency (DARPA) has picked three big space companies for the first phase of a larger project to test nuclear propulsion above low Earth orbit by 2025.
China could launch the first module for its own space station this month as the country also prepares to send a large space telescope to join it in orbit within the next few years.
Butterfly wing scales, neurons, dividing cells and more showcased the beauty of microscopy in Olympus' second annual Global Image of the Year Award.
The 4-lb. (1.8 kilograms) chopper captured its first color photograph on Saturday (April 3), shortly after being lowered to the Martian dirt by the Perseverance rover.
An ancient Egyptian tomb, sarcophagus and funerary artifacts could soon be accessible through virtual reality.
A U.S. Air Force base in Texas has taken the first steps to guard against an electromagnetic pulse (EMP) attack. But what, exactly, is an EMP, and how big is the threat?
If you are perplexed by reports of unidentified aerial phenomena and possible visitations of alien spacecraft, you can take action with do-it-yourself sky-monitoring gear.
X-ray scans and digital reconstructions revealed the contents of undelivered letters that were sealed more than 600 years ago.
In AI-generated animations, faces that were once frozen in time blink, turn their heads and even smile.
A new exhibit showcases microscopy in archaeology, highlighting objects' unexpected beauty and revealing clues about the past.