"Human movements like hopping and running are often characterized by a spring-mass model, where the leg acts as a spring supporting the body mass as it bounces off the ground," said Takeshita.

Human movements like hopping and running can be explained using a spring-mass model. In this model, the leg works like a ...

"I told them that I would rather lose my leg than lose my life because that ... digital news writer and Human Interest writer-reporter before joining the TV team to help oversee and edit digital ...