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 ...
Scientists have long believed they understood how life’s genetic code evolved, but new research upends that assumption. By analyzing ancient protein sequences, researchers discovered that early life p ...
Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that shed light on how life arose.