How Things Look on Instagram: "When NASA’s Mars rover “Opportunity” sent its final transmission in 2018, the message captured hearts across the world. After 15 years of exploring the Martian surface, its last communication was a simple status report that read, “My battery is low and it’s getting dark.” That single line became an emotional symbol of human curiosity and perseverance, representing the bond between people and the machines that carry our dreams beyond Earth. Opportunity had far outli

Explaining The Universe on Instagram: "Pi (π) is a mathematical constant that represents the ratio of a circle’s circumference to its diameter. It is an irrational number, meaning its decimal expansion never ends or repeats, and its approximate value is 3.14159. Pi is one of the most important numbers in mathematics and science, appearing in countless formulas related to geometry, physics, and engineering. It is used to calculate the area and circumference of circles, the surface area and volume