If you’ve ever whacked the bottom of a ketchup bottle to get that tasty tomato goop flowing, you’ve put some serious physics to work. Ketchup is a non-Newtonian fluid. So are toothpaste, yogurt, ...

Complex fluids, such as polymer melts and concentrated suspensions, are foundational materials for industrial products, ...

If you mix cornstarch and water in the right proportions, you get “oobleck”: something that seems not-quite-liquid but also not-quite-solid. Oobleck flows and settles like a liquid when untouched, but ...

Quantum fluids are exotic states of matter that exhibit unique properties governed by the laws of quantum mechanics. These fluids, which include superfluids and superconductors, have captured the ...

Manufacturing complex fluids industrially often involves mechanical forces that introduce internal stress and damage ...

Knots are not just for shoelaces and sailing lines. In the last decade, physicists have shown that swirling liquids can ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. Those Transportation Security Administration requirements are drilled into ...

A team of scientists sparked a heated debate over whether Vincent van Gogh’s “The Starry Night” depicts turbulence, a complex physical phenomenon.

The original version of this story appeared in Quanta Magazine. At the turn of the 20th century, the renowned mathematician David Hilbert had a grand ambition to bring a more rigorous, mathematical ...

The famous painting from Dutch post-impressionist Vincent van Gogh has sparked controversy among physicists. Two decades ago, a pair of physicists stood in a museum in Madrid contemplating the work of ...