Could Mars ever have supported life? In the Australian Outback, scientists visited the oldest convincing evidence for life on Earth to prepare for their own searches for signs of ancient life on Mars.

Abundance of low-lying invasive seaweed could likely impact species habitats and the structure of the food web.

Research team will collect rocks, study ice surface elevation changes, conduct bedrock drilling, and more to understand the glacier and surrounding ocean system.

Land use analysis shows area north of Santiago receiving almost no water.

Satellite captures nature balancing differences in energy creating an impressive cloudscape.

NASA’s Terra satellite captured an image of developing Tropical Storm Raymond in the Eastern Pacific Ocean.

Unlike land plants, photosynthesis in many aquatic plants relies on bicarbonate in addition to CO2 to compensate for the low availability of CO2 in water.

Team finds stronger tornadoes in clouds with larger peak areas.

UCLA study narrows the predicted timeframe for one worrying result of climate change.

Image processing algorithms on satellite images show how sea ice drift affects freshwater flux in Arctic Ocean currents.