Saturn's moon Titan looks very much like Earth from space, with rivers, lakes, and seas filled by rain tumbling through a thick atmosphere. While these landscapes may look familiar, they are composed of materials that are ...
Astronomy
Apr 25, 2022
0
619
Forming metal into the shapes needed for various purposes can be done in many ways, including casting, machining, rolling, and forging. These processes affect the sizes and shapes of the tiny crystalline grains that make ...
Analytical Chemistry
May 20, 2022
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1056
Metallurgists have all kinds of ways to make a chunk of metal harder. They can bend it, twist it, run it between two rollers or pound it with a hammer. These methods work by breaking up the metal's grain structure—the microscopic ...
Materials Science
Jan 23, 2021
1
2111
A microscopic crack grew in a very small piece of platinum when placed under repetitive stretching. The experiment, designed to study fatigue crack growth, continued as predicted for a while before something unexpected happened. ...
Engineering
Aug 26, 2023
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92
As the world works to move away from fossil fuels, many researchers are investigating whether clean hydrogen fuel can play an expanded role in sectors from transportation and industry to buildings and power generation. It ...
Materials Science
Aug 12, 2021
2
425
Large-scale heavy metal pollution, coastal erosion and seawater intrusion pose an existential threat to the Nile River Delta and endanger 60 million people (about twice the population of Texas) in Egypt who depend on its ...
Earth Sciences
Mar 9, 2023
0
303
Over the last two decades, scientists have found ice in many locations on Mars. Most Martian ice has been observed from orbital satellites like NASA's Mars Reconnaissance Orbiter. But determining the grain size and dust content ...
Planetary Sciences
Aug 23, 2021
0
634
Magnetic recording is the primary technology underpinning today's large-scale data storage. Now, companies are racing to develop new hard disk devices (HDDs) capable of recording densities greater than 1 terabit per square ...
General Physics
Dec 20, 2018
5
242
The connection between microscopic material properties and qubit coherence are not well understood despite practical evidence that material imperfections present an obstacle to applications of superconducting qubits. In a ...
If you want to understand why some sandcastles are tall and have intricate structures while others are nearly shapeless lumps of sand, it helps to have a background in geotechnical engineering.
General Physics
Aug 22, 2022
0
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