Roughly one in every five sunlike stars is orbited by a potentially habitable, Earth-size planet, meaning that the universe has abundant real estate that could be congenial to life, according to a new analysis of observations by NASA’s Kepler Space Telescope.
Our Milky Way galaxy alone could harbor tens of billions of rocky worlds where water might be liquid at the surface, according to the report, which was published Monday in the Proceedings of the National Academy of Sciences and discussed at a news conference in California.
Roughly one in every five sunlike stars is orbited by a potentially habitable, Earth-size planet, meaning that the universe has abundant real estate that could be congenial to life, according to a new analysis of observations by NASA’s Kepler Space Telescope.
Our Milky Way galaxy alone could harbor tens of billions of rocky worlds where water might be liquid at the surface, according to the report, which was published Monday in the Proceedings of the National Academy of Sciences and discussed at a news conference in California.
A new study published in PLOS ONE details the oldest human footprints found outside of Africa. ...
Scientists have successfully dated 120,000-year-old Antarctic ice using a new method called radiometric krypton dating. The...
When 9-year-old Phillip Stoll first came across a 10,000-year-old mastodon tooth while exploring in a creek...
