#fluid dynamics

[fuckyeahfluiddynamics]

Crowd Vortices

The Feast of San Fermín in Pamplona, Spain draws crowds of thousands. Scientists recently published an analysis of the crowd motion in these dense gatherings. The team filmed the crowds at the festival from balconies overlooking the plaza in 2019, 2022, 2023, and 2024. Analyzing the footage, they discovered that at crowd densities above 4 people per square meter, the crowd begins to move in almost imperceptible eddies. (Image credit: still - San Fermín, animation - Bartolo Lab; research credit: F. Gu et al.; via Nature) Read the full article

[heartnosekid]

cosmodernism on ig

[fuckyeahfluiddynamics]

"Visions in Ice"

The glittering blue interior of an ice cave sparkles in this award-winning image by photographer Yasmin Namini. The cave is underneath Iceland's Vatnajokull Glacier.  (Image credit: Y. Namini/WNPA; via Colossal) Read the full article

[fuckyeahfluiddynamics]

"Dew Point" Deposits Droplets

Artist Lily Clark loves to work in water. One of her recent sculptures, "Dew Point," uses superhydrophobic ceramic to grow and manipulate water droplets over and over and over.  (Video credit: L. Turczan; artwork by: L. Clark; via Colossal) Read the full article

[fuckyeahfluiddynamics]

Tar Pit, Sweet Tar Pit

The La Brea Tar Pits have delivered countless creatures to their doom over tens of thousands of years. But the sticky quagmire of the pits' natural asphalt is a comfy home to at least one animal: the petroleum fly. (Video and image credit: Deep Look) Read the full article

[hennethgalad]

[fuckyeahfluiddynamics]

Inside the Squirting Cucumber

Though only 5 cm long, the squirting cucumber can spray its seeds up to 10 meters away. The little fruit does so through a clever combination of preparation and ballistic maneuvers.  (Research and image credit: F. Box et al.; via Gizmodo) Read the full article