#fluid dynamics

[fuckyeahfluiddynamics]

Running Out of Sand?

Headlines over the past few years have suggested that the world is running out of sand -- specifically, that we're running out of the angular sand grains preferred for concrete. Grady breaks down this idea in this Practical Engineering video, showing that the issue is more complicated than the shape of a sand grain. (Video and image credit: Practical Engineering) 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

[hennethgalad]

[fuckyeahfluiddynamics]

Ghosts of Rivers Past

Artist Dan Coe uses lidar data to create portraits of rivers and their past meanders. Used aerially, lidar produces high-resolution elevation data that provides a glimpse of features that are currently hidden beneath vegetation.  (Image credit: D. Coe; via Colossal) Read the full article

[fuckyeahfluiddynamics]

A Comet's Tail

A comet's tail changes from day-to-day depending on how much material the comet is losing and how strong the solar wind it's facing is. (Image credit: Shengyu Li & Shaining; via APOD) Read the full article

[abiwaif]

Fun stuff 😁

[fuckyeahfluiddynamics]

Gigapixel Supernova

Eleven thousand years ago, a star exploded in the constellation Vela, blowing off its outer layers in a spectacular shock wave that remains visible today. Today's image is a piece of a 1.3-gigapixel composite image of the supernova remnant. (Image credit: CTIO/NOIRLab/DOE/NSF/AURA; via Colossal) Read the full article