Why Complex Mode Shapes Can Emerge in Lightly Damped Structures
Complex mode shapes can appear in a linear structure even when overall damping is low, the article explains. This behavior is shown to occur when two structural modes are closely spaced in frequency and are coupled through nonproportional damping.
» readNew study reveals abrupt health changes at menopause, not gradual aging
A recent study published in Nature Medicine has analyzed health data from more than one million women in the U.S. and Israel.
» readMaternal cells found living in human brains from fetus to old age
A new study has shown that cells from a mother can cross the placenta during pregnancy and take up residence in her child's brain, where they may persist for decades.
» readNASA-Bound Commercial Lander Passes Key Tests for Moon Base Mission
A commercial lander designed to support NASA's Moon Base program has successfully completed a series of critical tests at the agency's Jet Propulsion Laboratory in Southern California.
» readAI Companies Face Trust Issues as Researchers Fear Data Theft
Scientists are increasingly wary of sharing their work with AI chatbots, fearing their discoveries might be stolen. Both OpenAI and Anthropic have denied using uploaded data to train their models, but a lack of transparency has fueled suspicion…
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