The SETI Institute’s new Discovery and Futures Lab is expanding the search for life beyond Earth, uniting science, ethics, ...

One may easily regard oneself as no more than a speck compared to the universe. Thirteen and eight-tenths billion years after the Big Bang, the universe has expanded to such an extent that light, ...

A single alien world can be misleading. A strange gas in an atmosphere might look promising, then turn out to come from ...

Canary Islands musician Juan Mesa, Tibetan flutist Nawang Khechog and Maui guitarist Jeff Peterson are collaborating to send music to other planets. Courtesy photo On a mission to contact other ...

The traditional habitable zone is shown by the diagonal orange stripe. Its distance from the host star (horizontal axis, in Astronomical Units) increases with luminosity, which increases with the mass ...

When astronomers search for planets that could host liquid water on their surface, they start by looking at a star's habitable zone. Water is a key ingredient for life, and on a planet too close to ...

Since early 2004, the Mars rovers have gathered images of rocks and terrain where water, the presumed prerequisite of life, once flowed (an artist's rendition). NASA / JPL-Caltech "When I was a kid," ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

Researchers from the Earth-Life Science Institute (ELSI) and National Institute for Basic Biology have developed a new method ...

NASA's Artemis II mission has sent four astronauts on a 10-day journey around the moon. The mission is the first in over 50 years to send humans to the vicinity of the moon. The crew includes the ...

Are we alone in the universe? Are we alone in the universe? The search for exoplanets—planets orbiting stars beyond our solar system—is helping scientists get closer to an answer. From hot Jupiters to ...