DNA building blocks found in asteroids for first time
The building blocks of DNA have been found in samples returned to Earth from an asteroid, suggesting life rained down from ...
insider.si.edu35 分钟
Traces of Ancient Brine Discovered on the Asteroid Bennu Contain Minerals Crucial to Life
A new analysis of samples from the asteroid Bennu, NASA’s first asteroid sample captured in space and delivered to Earth, reveals that evaporated water left a briny broth where salts and minerals ...