NASA launched a lunar orbiter Wednesday night that will trace the Moon's elusive water cycle. Lunar Trailblazer, a collaboration between NASA, Northern Arizona University, and Lockheed Martin Space, ...

Beyond the rainforests, scientists are zeroing in on changes occurring to a natural water cycle that could forever alter the Amazon. The Amazon has always gone through periods of drought or abnormally ...

Wildfires, deforestation and global warming could permanently destroy the water cycle that sustains parts of the Amazon rainforest if action is not taken in the coming decades, according to a study ...