Learning from fish and flags to inform new propulsion strategies

Recent research by Andres J. Goza at the University of Illinois at Urbana-Champaign found relationships between frequencies and the passive dynamics at play when vehicles move in air or water toward a better understanding ...

Tiny polymer springs give a boost to environmental cleanup

A study from Sujit Datta's lab, led by graduate student Christopher Browne, found that a promising class of cleaning solutions behave in ways that both confound traditional fluid models and explain their usefulness to remediation ...

Predicting hydraulic fracture propagation more accurately

Researchers at EPFL have developed a new model to calculate hydraulic fracture propagation. Acclaimed for its accuracy by experts, the model better predicts fracture geometry and the energy cost of hydraulic fracturing—a ...

A 127-year-old physics riddle solved

He solved a 127-year-old physics problem on paper and proved that off-centered boat wakes could exist. Five years later, practical experiments proved him right.

Turbulence meets a shock

This may come as a shock, if you're moving fast enough. The shock being shock waves. A balloon's 'pop' is shock waves generated by exploded bits of the balloon moving faster than the speed of sound. Supersonic planes generate ...

Nano drops explode 19th century theory

Droplets emanating from a molecular "nano-tap" would behave very differently from those from a household tap 1 million times larger—researchers at the University of Warwick have found. This is potentially crucial step for ...

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