Weather Blog Shedding Light on a Very Dark River Recent data from the previously unstudied Ruki River in the Congo Basin shows that it carries a heavy load of carbon in its dark water. Read More… About Author See author's posts Post navigation Previous An Outpost for Evolution at Aldabra AtollNext Snowstorm Coats the Rockies Related Stories NASA’s Psyche Mission Captures Mars During Gravity Assist Approach Weather Blog NASA’s Psyche Mission Captures Mars During Gravity Assist Approach May 8, 2026 Tracy Arm’s Post-Tsunami Landscape Weather Blog Tracy Arm’s Post-Tsunami Landscape May 8, 2026 NASA Sends Mars Helicopter Blades Beyond Mach 1 Weather Blog NASA Sends Mars Helicopter Blades Beyond Mach 1 May 7, 2026