NASA’s OSIRIS-REx mission delivered samples from asteroid Bennu, revealing crucial molecules linked to life, including amino acids and nucleobases found in DNA and RNA. The presence of ammonia and ...
The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now, Harvard researchers think they have a good explanation for a ...
Deeply hidden in Earth's mantle there are two huge 'islands' with the size of a continent. New research shows that these regions are not only hotter than the surrounding graveyard of cold sunken ...