The movement of oil bubbles in water was captured using a high speed camera with a macro lens. Videography by Tandralee Chetia, Rachel Marbaker and Riley Menke. Music: Rising Star from Microsoft Clipchamp
As oil is hydrophobic, it tries to minimise its contact area with water by forming spheres (bubbles). However, the lipophilic interactions between the oil bubbles force them to coalesce into a single layer at the top of the water.