This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.
Scientists have discovered a new species of flatworm, the deepest free-living one ever recorded, in the Pacific Ocean's Kuril ...
Harvard astronomer Avi Loeb, famed and criticized for alien theories, will lead a Trump-era outside science team probing UAP ...
Exceptionally preserved fossils from China reveal that bryozoans were already thriving during the Cambrian explosion.