NASA’s new video is also just fun to watch. The animation shows what the seafloor looks like off the coasts of Mexico, South ...

Unseen mountains, valleys, lakes, and rivers lie under Antarctica’s mile-thick ice sheet. Changes to those hidden rivers could have dramatic global consequences.

Evacuating the Tahoe basin in summer could take 14 hours, and 99% of properties are at risk — yet new developments are built in high-danger fire areas.

Scientists are confident Mars was once abundant with water, as seen in massive flood-carved channels, ancient river valleys, ...

As the magnitude of water shortage issues arise globally, National Geographic Explorers along with the World Freshwater ...

Pentagon Set Up Briefing for Musk on Potential War With China The access would be a major expansion of Elon Musk’s government role and highlight his conflicts of interest. President Trump denied ...