Latest about expert voices
Mercury is so strange that astronomers have not been able to explain its properties with simulations of the solar system's formation. But now, researchers have found an important clue.
In spaceflight, we advance by learning from our mistakes — if, that is, we accept the learning we gain from those failures and apply it to our future endeavors.
The Air Force general overseeing North American airspace refused to rule out extraterrestrial forces at play after unidentified objects were shot down in February.
Reference Newton's Laws of Motion is one of the reasons that Sir Isaac Newton is often considered the No. 1 scientist of all time.
Scientists and government agencies have been worried about the space junk surrounding Earth for decades. But humanity's starry ambitions are farther reaching than the space just around Earth.
We have yet to find microbial life on another planet. But with the assistance of autonomous drones, we may be able to find it sooner rather than later.
On Jan. 31, 2023, Boeing completed its last 747, the airplane that helped make international air travel affordable.
A rotating universe would be capable of rotating your future into your own past, allowing you to travel back in time.
