The Cassini mission that has investigated Saturn since 2004 has revealed much about the giant planet and its many moons. Perhaps most tantalising is the discovery that the moon Enceladus is the source of strong geysers ejecting ...
As telescopes of ever-greater power scan the cosmos looking for life, knowing where to look—and where not to waste time looking—will be of great value.
The origin of life is still a mystery with many unsolved puzzles. How were molecules created? How did they assemble into large structures? Among the conundrums, the "homochirality" phenomenon upon which amino acids and sugars ...
American archaeologists have unearthed a pharaonic tomb from the 18th dynasty in Egypt's famed temple city of Luxor, officials said on Tuesday.
Marine scientists are raising concerns about the Obama administration's decision to move ahead on use of seismic air guns in the Atlantic Ocean for oil and gas exploration.
Like a master painter who uses the same brush techniques to continually create original works of art, evolution has produced unique species to fill new or vacated ecological functions by tinkering with just a few basic body ...
The Curiosity rover has temporarily stopped work on Mars while NASA engineers investigate a short circuit.
Temple University researchers have assembled the largest and most accurate tree of life calibrated to time, and surprisingly, it reveals that life has been expanding at a constant rate.
Egypt's Ministry of Antiquities says American archeologists have discovered a 3000-year-old tomb with beautifully painted walls belonging to a nobleman who guarded the temple of the ancient deity Amun.
If we really want to find life on other worlds, why do we keep looking for life based on carbon and water? Why don't we look for the stuff that's really different?