Scientists are not convinced by the current evidence of UFOs. That doesn't mean that they don't exist. But have Americans' belief in UFOs gone from science to a new religion?
With a new president in the White House and NASA's chief administrator resigning we can expect changes to space policy.
Treaties are needed to govern water resource allocation in the Nile basin region. For this to happen it's critical to have accurate data on how much water there is.
After two decades as a home to astronauts, the International Space Station still has plenty to teach us about how humans can live away from Earth.
Two new studies significantly advance our understanding of water on the Moon and where to find it.
Radio telescopes are incredibly sensitive to phone network interference.
OSIRIS-REx will touch down on asteroid Bennu, collect a sample of the dust and begin its journey back to Earth, where scientists will study it, hoping to learn secrets of the solar system's origin.
Considering what we know about the key ingredients for life's formation on Earth, here are three explanations for how this process may have occurred on our sister planet.
News that Venus may harbor life has swept the globe. So how do we find out for sure? A planetary scientist explains what's next.
The Perseverance rover onboard Mars
2020 is our best bet for finding life on the red planet.
Extreme velocities and temperatures makes the return flight to Earth the most perilous part of a space mission.
Australian scientists have been working on NASA's latest Mars mission for years.
This summer, NASA's Mars Perseverance rover is taking the next giant leap in our search for signs of life beyond Earth.
Duckweed is the perfect space food: small, fast-growing and nutritious. By studying how light levels changed the production of radiation-fighting antioxidants, researchers made it even better.
Despite clear air as a result of the pandemic reducing human activities, our emissions still soar.
How do people in a special airplane flight get to float like there is no gravity – just like astronauts? An aerospace engineer explains.
Martian meteorites allow scientists here on Earth to decode that planet's geology, more than a decade before the first missions are scheduled to bring rocks back home from Mars.
Empathy and scientific knowledge will be key for astronauts looking to travel to Mars.
When it comes to commercial space tourism, suborbital flight are the first frontier. But what are the risks? Are there health requirements? What should you know before taking such a way-out trip?
NASA's new Artemis Accords will clearly test international treaties governing the extraction of resources and bans on territorial claims.