Quantum theory and Einstein's theory of general relativity are two of the greatest successes in modern physics. Each works ...

The idea of using artificial gravity isn't new. In fact, we've seen it as a staple of science fiction entertainment for years. But Elon Musk says he wants to take the sci-fi notion and make it real by ...

Novespace chief parabolic flight pilot explains why there are four pilots on each flight and what equipment they use to share control over the aircraft. When you purchase through links on our site, we ...

Quantum physics is often described as the most successful scientific framework in history. In its 100 years of existence, it has explained everything from the periodic table of the elements to how ...

Human spaceflight is once again confronting a familiar problem: how to protect astronauts during long missions far beyond ...

Interest in putting humans back on the Moon has been making a comeback in recent years. From plans to take us back to the lunar surface, to plans that involve a literal space station orbiting our ...

Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of "Ask a Spaceman" and "Space Radio," and author of "How to Die in Space." Sutter contributed this article to ...