Science

A Breakthrough in Cosmic Matter Measurement: Matter Constitutes 31% of the Universe One of the most profound inquiries in cosmology has always been, "How much matter truly exists in the vast expanse of our universe?" Now, an international team, including researchers from Chiba University, has accomplished the daunting task of measuring the total amount of matter for the second time. Their findings, published in The Astrophysical Journal, reveal that matter comprises a significant 31% of the entire cosmic matter and energy composition, leaving the remainder shrouded in the enigmatic veil of dark energy. Dr. Abdullah, a scientist from the Research Institute of Astronomy and Geophysics-Egypt, Chiba University, Japan, explains, "About 80% is made of dark matter, whose mysterious nature ...