7,844 results
7,844 results for: Geology
- Space
Flat spots on Saturn’s moon Titan may be the floors of ancient lake beds
Bright radio signals from Titan indicate the presence of ancient lake beds in its tropics, a new analysis finds.
- Climate
Bering Sea winter ice shrank to its lowest level in 5,500 years in 2018
Peat cores that record five millennia of climate shifts in the Arctic region suggest recent ice loss is linked to rising carbon dioxide levels.
- Paleontology
The first frog fossil from Antarctica has been found
An ancient amphibian from Antarctica gives new insight into when the continent got so cold.
- Climate
Climate change is slowly drying up the Colorado River
Annual water flow in the Colorado River decreased by over 11 percent due to warming in the 20th century, a new study estimates.
- Earth
Up to 220 million people globally may be at risk of arsenic-contaminated water
A new world map highlights possible hot spots of arsenic contamination in groundwater.
- Earth
Machine learning helped demystify a California earthquake swarm
Computer algorithms helped scientists find that circulating groundwater probably triggered a four-year-long series of tiny quakes in Southern California.
- Space
December’s stunning Geminid meteor shower is born from a humble asteroid
Most meteor showers arise from comets, but the robust Geminid shower comes from an asteroid, Phaethon, which scientists are still trying to figure out.
- Earth
The search for new geologic sources of lithium could power a clean future
Futuristic clean-energy visions of electric vehicles are driving the hunt for lithium.
- Planetary Science
An ancient magma ocean may have once driven Earth’s magnetic field
Computer simulations of molten silicate under extreme temperatures and pressures may have just filled in a gap in the history of Earth’s magnetism.
- Space
What NASA’s InSight lander has learned about Mars’ magnetism and quakes
In its first 10 months, the InSight lander detected Marsquakes and an unexpectedly strong magnetic field at its landing site on the Red Planet.
- Space
To rehearse Perseverance’s mission, scientists pretended to be a Mars rover
Seven Mars scientists pretended to be the Mars Perseverance rover on a training exercise in the Nevada desert.
- Agriculture
How does a crop’s environment shape a food’s smell and taste?
Scientific explorations of terroir — the soil, climate and orientation in which crops grow — hint at influences on flavors and aromas.
