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Why do grains defy gravity?

In this experiment, we explore the strange behavior of granular materials, how tiny grains can appear to defy gravity, flow ...
Brazilian researchers have developed a technique that estimates the force exerted on each grain of sand in a dune from images ...
When engineers dream about lighter aircraft, longer-range EVs, and nimble drones, one family of metals keeps resurfacing: magnesium-lithium alloys. They’re the lightest structural metals on earth, but ...
We have come a long way as a nation. Once, the person regarded as the ‘Father of the Nation’ D. S. Senanayake in 1944, stated ...
Hidden deep in ancient rocks, scientists have found the surviving traces of Earth’s first form—unchanged for 4.5 billion ...
A review study by Professor Weifeng Zhang from the College of Resources and Environmental Sciences, China Agricultural ...
One of the nation's largest repositories of brain tissue for research could see its reach significantly reduced in the coming ...
Agricultural green development is an important issue for global sustainable development, and the efficient utilization of nitrogen fertilizers and ...
Archaeologists have uncovered at least 65 ancient tombs in Turkey, which prove the existence of an ancient city mentioned in ...
Imaging technology has allowed scientists to study fossils that are buried deep in the rock or too small to handle ...
Avantor, Inc. , a leading global provider of mission-critical products and services to customers in the life sciences and advanced technology industries, today announced a collaboration agreement with ...
Guided by the new development philosophy, the country pursues high-quality development and creates new opportunities for the world. During the 14th Five-Year Plan period (2021-25), China's GDP has ...