Search results for topographical features

Earth Sciences Jun 11, 2024

How tiny cracks lead to large-scale faults

The geological and topographical features that make up the world we live in are shaped in large part by faults and fractures in Earth's brittle crust. Faults arise from preexisting microscopic imperfections within rock. When ...

Space Exploration May 29, 2024

New technique offers more precise maps of the moon's surface

A new study by Brown University researchers may help redefine how scientists map the surface of the moon, making the process more streamlined and precise than ever before.

Planetary Sciences May 7, 2024

Geologists reveal mysterious and diverse volcanism in lunar Apollo Basin, Chang'e-6 landing site

The far side of the moon is a mysterious place that is never visible from the Earth. The most remarkable feature of the moon is its asymmetry between the lunar near side and far side in composition, crust thickness, and mare ...

Earth Sciences May 3, 2024

How mantle movements shape Earth's surface

The movement of tectonic plates shapes the rocky features of Earth's surface. Plates' convergence can form mountain ranges or ocean trenches, and their divergence can form oceanic ridges. But it's not just the plates themselves ...

Earth Sciences Apr 17, 2024

New geological map reveals secrets of Greenland's icy interior

A team of international scientists involving the Durham University Geography department has unveiled a new map of the geological provinces hidden beneath the Greenland Ice Sheet.

Earth Sciences Apr 2, 2024

A new estimate of US soil organic carbon to improve Earth system models

Soil contains about twice as much carbon as the atmosphere and plants combined. It is a major carbon sink, capable of absorbing more carbon dioxide from the atmosphere than it releases. Management of soil carbon is key in ...

Earth Sciences Mar 20, 2024

Scientists uncover a causal relationship between remote extreme heat and the Canadian wildfires in 2023

Wildfires are events that can have significant impacts on ecosystems and human society. In the context of global warming, there has been a notable surge in the frequency and ferocity of wildfires in the Northern Hemisphere ...

Nanomaterials Feb 28, 2024

AI technique 'decodes' microscope images, overcoming fundamental limit

Atomic force microscopy, or AFM, is a widely used technique that can quantitatively map material surfaces in three dimensions, but its accuracy is limited by the size of the microscope's probe. A new AI technique overcomes ...

Planetary Sciences Feb 22, 2024

Little groundwater recharge in ancient Mars aquifer, according to new models

Mars was once a wet world. The geological record of the Red Planet shows evidence for water flowing on the surface—from river deltas to valleys carved by massive flash floods.

Space Exploration Feb 13, 2024

Team assessing SHERLOC instrument on NASA's Perseverance rover

Engineers are working to stabilize a dust cover on one of the science instrument's cameras.

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