Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

Gilbert Gee and Annie Ro depict systemic racism as the hidden base of an iceberg 10 (see illustration in online appendix exhibit 1). 11 The iceberg’s visible part represents the overt racism that ...

Jan. 18, 2026 A long-running Swedish study has followed adults for nearly five decades, uncovering when physical decline truly begins. Fitness and strength start slipping around age 35, then worsen ...