Martian valleys could have been carved by surprisingly little water

Ice-age lesson: Large mammals need room to roam

Earthquakes recorded through fossils

Scientists map source of Northwest’s next big quake

Findings Rock Long-Held Assumptions about Ancient Mass Extinction

Scientists research deep-sea hydrothermal vents, find carbon-removing properties

Making green fuels, no fossils required

Scientists Call for National Effort to Understand and Harness Earth’s Microbes

Technique for analyzing bedrock could help builders, planners identify safe building...

Ancient sub-surface cracks may point to mineral deposits

1...425426427...686Page 426 of 686