Our bodies are naturally wired to conserve energy, a trait inherited from ancestors who faced food scarcity. Even today, we expend about 1,400 calories daily just to stay alive, leading us to

Our bodies are naturally wired to conserve energy, a trait inherited from ancestors who faced food scarcity. Even today, we expend about 1,400 calories daily just to stay alive, leading us to instinctively avoid unnecessary physical activity despite readily available energy sources. This perspective, distinguishing between athletic performance and true health, is explored by Daniel Lieberman, a Harvard professor of Human Evolutionary Biology.

Learn more from Daniel Lieberman on Big Think's YouTube channel, including his insights on exercise myths: Harvard professor debunks the biggest exercise myths. Read the full video transcript here.

Edwin Keh, CEO of the Hong Kong Research Institute of Textiles and Apparel, highlights the importance of the Circular Fibres Initiative.

He discusses its recently released report, "A new

Edwin Keh, CEO of the Hong Kong Research Institute of Textiles and Apparel, highlights the importance of the Circular Fibres Initiative.

He discusses its recently released report, "A new textiles economy: Redesigning fashion's future," which outlines a new vision for the industry.

Find out more about this initiative and report: tiny.cc/fibres.