Earth
- Climate
Climate change carved canyons in Andes
Erosion came thanks to cooling and more rain, not tectonic activity.
-
- Earth
Emissions could fuel global warming for millennia
Climate simulation projects effects of greenhouse gases farther into the future than ever before.
- Earth
Magma can speed to the surface, powering volcanoes
Fast ascent of molten rock could help scientists predict eruptions.
- Climate
Wetter permafrost clings to carbon better
In 12-year lab study, moist soil samples released less greenhouse gas as they warmed.
- Environment
Atomic ant sand
Robb Hermes asked for sand ants to get samples of Trinitite, a material created in the test blasts of the first atomic bomb.
- Earth
Millions of years ago, frozen ice sheet in East Antarctica melted
Warming may have caused ice sheet collapse and huge increase in sea level.
- Earth
Huge quakes may foretell smaller, human-caused ones
Distant powerful temblors triggered ominous activity at wastewater injection sites.
-
- Earth
Every six years, Earth spins slightly faster and then slower
Changes in day length linked to workings of Earth's core.
- Earth
Faults can reseal months after quakes
Measurements in southern China find quick healing of fractured rock.
- Chemistry
High methane in drinking water near fracking sites
Well construction and geology may both play a role in pollution.
