The Sensible Academy on Instagram: "Biologically, men may have a natural tendency toward polygamy because evolution favored spreading their genes through multiple partners. However, humans are not ruled by biology alone — emotions, social values, and cultural norms strongly influence behavior. While men might feel attraction toward multiple partners, commitment and moral choice make most societies favor monogamy. In essence, humans have both polygamous instincts and monogamous ideals, balanced b

An electronic eye implant, thinner than a strand of human hair, is raising hope for millions of older people struggling with vision loss. Scientists say they have developed this eye implant and augmented reality glasses that turn video information into electrical waves sent to a patient's brain. ABC News' medical correspondent Dr. Darien Sutton explains how the technology works. | ABC News Live