75 years after the first explosive nuclear tests, now outlawed, sophisticated virtual testing allows American physicists to understand these weapons better than ever.
American companies are racing to commercialize technologies that can turn almost any kind of waste into clean hydrogen fuel.
If NASA’s Perseverance rover finds life on the Red Planet, there’s a good chance our first extraterrestrial encounter will be a little ambiguous.
The United Arab Emirates is preparing to launch its first Martian satellite, Hope, which will search for clues to the Red Planet’s atmospheric mysteries.
Triso particles are an alien-looking fuel with built-in safety features that will power a new generation of high-temperature reactors.
Engineers are turning to generative design algorithms to build components for NASA’s next-generation space suit—the first major update in decades.
This theoretical engine could drastically reduce the cost of getting to space. Now two companies are trying to make it real.
A new study estimates that there might only be 36 communicating extraterrestrial civilizations in our galaxy. But that number doesn’t tell the whole story.
Ultrahigh-energy neutrinos could help scientists unravel some of the biggest mysteries in astrophysics—and the best place to find them may be the South Pole.
The test mission will clear the way for regular crewed launches from the United States for the first time in nearly a decade.