A number of hypotheses have been used to explain how free oxygen first accumulated in Earth’s atmosphere some 2.4 billion years ago, but a full understanding has proven elusive. Now a new model offers ...

ABSTRACT Extended, high-resolution (0.23° latitude × 0.31° longitude) simulations with Community Atmosphere Model versions 4 and 5 (CAM4 and CAM5) are examined and compared with results from climate ...

China aspires to capture a sample of Venus' atmosphere. A first that provokes as much astonishment as curiosity among researchers. This mission highlights the growing interest in the neighboring ...