The CBSE Class 9 Science syllabus for 2025-26 is aligned with the National Curriculum Framework for School Education (NCFSE) 2023. It includes the complete breakdown of units, topics, and assessment ...

Students use the terms isotope, atomic number, mass number, and atomic mass. Atomic Theory: Structure of the Atom: Students use the terms isotope, atomic number, mass number, and atomic mass to ...

A computational model of the more than 26 million atoms in a DNA-packed viral capsid expands our understanding of virus structure and DNA dynamics, insights that could provide new research avenues and ...