Alexandr Vassilyev – Clouds First

Sunset with stratocumulus clouds on October 17th, 2023 at 6:59PM. Taken on Baseline & Broadway in Boulder, facing North.

Camera settings: Apple iPhone 13 Pro | f1.5 |6mp |ISO 40 | 37mm |1/121s

Edits: White balance & blackpoint slightly adjusted

Report: Clouds First Report

Colliding laminar jets of water can result in the ‘fishbone’ instability.

Colliding laminar jets of water can result in the ‘fishbone’ instability.

Colliding laminar jets of water can result in the ‘fishbone’ instability.

Colliding laminar jets of water can result in the ‘fishbone’ instability.

The breakup of a water sheet in a fountain are governed by shear with the air and surface tension.

A large granite ball can be levitated by less than 2 psi in a Kugel fountain.

Video of Boulder Creek, in the style of a 1980s VHS meditation tutorial.

A sphere spinning in a shallow pool pumps water up along its surface due to the increase in tangential velocity with height. At the equator, the water is thrown off.

A sphere spinning in a shallow pool pumps water up along its surface due to the increase in tangential velocity with height. At the equator, the water is thrown off.

A sphere spinning in a shallow pool pumps water up along its surface due to the increase in tangential velocity with height. At the equator, the water is thrown off.