Solar Explained on Instagram: "The concept of infinity describes something without any limit, end, or measurable boundary, and it plays a fundamental role in mathematics, philosophy, and physics. The infinity symbol (∞) was introduced by English mathematician John Wallis in 1655 and has become a universal representation of boundlessness. In mathematics, infinity appears in situations like the endless sequence of natural numbers (1, 2, 3, ...) or the infinite number of points on a line, showing t