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Earth Sciences Aug 5, 2024

'Current' events: Scientists devise a new way to measure river flows

A team of scientists and engineers at NASA and the U.S. Geological Survey (USGS) has collaborated to see if a small piloted drone, equipped with a specialized payload, could help create detailed maps of how fast water is ...

Earth Sciences Aug 5, 2024

Greenland fossil discovery stuns scientists and confirms that center of ice sheet melted in recent past

The story of Greenland keeps getting greener—and scarier. A new study provides the first direct evidence that the center—not just the edges—of Greenland's ice sheet melted away in the recent geological past and the ...

Archaeology Aug 5, 2024

Hydraulic lift technology may have helped build Egypt's iconic Pyramid of Djoser

The Pyramid of Djoser, the oldest of Egypt's iconic pyramids, may have been built with the help of a unique hydraulic lift system, according to a study published August 5, 2024, in the open-access journal PLOS ONE by Xavier ...

Earth Sciences Aug 5, 2024

New model refutes leading theory on how Earth's continents formed

The formation of Earth's continents billions of years ago set the stage for life to thrive. But scientists disagree over how those land masses formed and if it was through geological processes we still see today.

Space Exploration Aug 5, 2024

NASA trains machine learning algorithm for Mars sample analysis

When a robotic rover lands on another world, scientists have a limited amount of time to collect data from the troves of explorable material, because of short mission durations and the length of time to complete complex experiments.

Space Exploration Aug 5, 2024

A tower on the moon could provide astronauts with light, power and guidance

Technologies for enabling NASA's Artemis mission are coming thick and fast, as plenty of problems must be solved before a permanent human presence on the moon can be established. A novel idea from Honeybee Robotics, one of ...

Cell & Microbiology Aug 5, 2024

Comprehensive, first-ever soil virus dataset represents untapped viral diversity, biogeochemical potential

Soils are among the largest viral reservoirs on Earth. Yet historically, soil viruses have been ignored. Recent work indicates the soil virosphere as a critical factor in human and environmental health, yet our understanding ...

Ecology Aug 5, 2024

Carbohydrate produced by bacteria triggers marine biofouling

Most bottom-dwelling marine invertebrate animals, such as sponges, corals, worms and oysters, produce tiny larvae that swim in the ocean prior to attaching to the seafloor and transforming into juveniles. A previous study ...

Earth Sciences Aug 5, 2024

Planting some tree species may worsen, not improve, NYC air, says new study

In line with longstanding initiatives to expand its green spaces, New York City is planting tens of thousands of trees each year. They provide shade, lower surface temperatures by releasing moisture, absorb a surprising amount ...

Earth Sciences Aug 5, 2024

Mapping the invisible: How sub-daily GPS sheds light on early postseismic deformation

The aftermath of an earthquake is marked by intricate postseismic adjustments, particularly the elusive early afterslip. Daily seismic monitoring has struggled to capture the rapid and complex ground movements occurring in ...

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