Physicists Tie Water Into Knots | WAMU 88.5 - American University Radio
Filed Under:

Physicists Tie Water Into Knots

Reporting in the journal Nature Physics, William Irvine and Dustin Kleckner, physicists at the University of Chicago, have created a knotted fluid vortex in the lab — a scientific first, they say. The knots resemble smoke rings — except these are made of water, and they're shaped like pretzels, not donuts. Understanding knottiness has extra-large applications, like understanding dynamics of the sun.
NPR

No Demons, No Angels: Attica Locke Aims For Black Characters Who Are Human

In her new novel, Pleasantville, and on TV's Empire, Locke does her best to avoid simple stories. "You do some good stuff and you do some bad stuff," she says. "... We exist in the middle."
NPR

When Danish Cows See Fresh Spring Pasture, They Jump For Joy

Thousands of spectators gather every April to see ecstatic cows return to fields on organic farms around Denmark. The organic industry says the event has helped fuel demand for organic foods.
NPR

Proposed Retirement Advice Rule Has Worrisome Loopholes, Experts Say

The Department of Labor has crafted a proposed rule to better protect Americans saving for retirement. But questions are already being raised about how effective the new rule will be.
NPR

Solar Power Makes Electricity More Accessible On Navajo Reservation

The panels, funded by government grants, are helping thousands of tribal residents take advantage of the everyday luxuries enjoyed by other Americans — like turning on lights or storing food.

Leave a Comment

Help keep the conversation civil. Please refer to our Terms of Use and Code of Conduct before posting your comments.