ALT A view of the blue waters off of Eleuthera in the Bahamas, where bright turquoise sandbars and submerged dunes ripple across the seafloor. Currents and waves shape the sweeping patterns, while a small portion of the island’s coastline appears at the lower right.

ALT A round frame filled with brightly colored crystalline structures is shown under polarized light. Shards in blues, purples, yellows, and greens intersect across the frame, creating an iridescent, geometric pattern within the circular view.

ALT An aerial view of a Milan, Italy at night beside a massive thunderstorm. Large clusters of city lights fill the left side, while bright blue‑white lightning illuminates dense clouds on the right.

ALT A spherical ball bearing sits on a thin layer of fluid. Many tiny metallic particles cluster around the bottom of the ball bearing. Additional small particles are scattered further from the ball bearing, and the background is softly blurred with floating particles.