Electronics. Climate change. Infrastructure. Form of measurement. Rising sea levels and restoring Louisiana’s coastline. Down at the southern tip of Louisiana, on a barrier island called Grand Isle, the stilts holding up the houses are getting taller.
There are about 20 feet of air between the ground and the top of the pilings holding up a new two-story house on the island’s main drag, running parallel to the Gulf of Mexico. Its neighbors, a few hundred single-family homes and weekend getaways with house names on wooden signs, are almost all raised up off the ground. C’est La Vie is propped about 8 feet up. The Salty Oyster: 12 feet. Riptide: about 15. Building at any height on Grand Isle is a bold proposition. Saving the island is partly about saving the homes of roughly 1,100 full-time residents and the estimated 20,000 who come to Grand Isle during the summers, but it’s also a strategic defense for coastal Louisiana and the Mississippi River Delta, where subsiding land and rising waters have caused the loss of more than 2,000 square miles of land between 1932 and 2016, according to the U.S. How bicycles have changed in the last 25 years.
Forces, Structural Forces, Levers, Struts & Ties.url. Main Forces A Static Load A good example of this is a person seen below.
He is holding a stack of books on his back but he is not moving. The force downwards is STATIC FORCE A Dynamic Load A good example of a dynamic load is the person below. Internal Resistance The person in the diagram below is sat on the mono-bicycle and the air filled tyre is under great pressure. Tension The rope is in “tension” as the two people pull on it. Compression The weight lifter finds that his body is compressed by the weights he is holding above his head. Shear Force A good example of shear force is seen with a simple scissors. Torsion The plastic ruler is twisted between both hands. Structural Forces Using a computer desk as an example different forces can be seen working: How Legos Could Change What We Know About Plants. More than a half century after it hit shelves, the humble Lego brick remains a wildly successful toy, thanks to the building block’s versatility as well as multiple licensing deals over the last decade (which, most recently, catapulted the company over Mattel to make it the top toy maker in the world).
But Lego bricks have also occasionally found their way into laboratories as tools for scientific research. A team at The University of Cambridge, for instance, used the bricks to build synthetic bones. Now, researchers at Iowa State University have turned to transparent Lego bricks as a novel, low-cost way to study plant growth. The work, recently published in the journal PLOS One, argues that the bricks can be used to create highly precise, centimeter-scale systems with chemical gradients to study how chemical changes affect root growth. “There is a growing consensus that it is one of the most important areas that needs development for plant science and Agronomy,” Cademartiri says. British rocket scientist says he's designed a better saucepan - Los Angeles Times. Cooking isn’t rocket science, but maybe designing cookware is.
A professor of engineering at Oxford University has designed a new saucepan that he says heats up faster and uses 40% less energy than conventional saucepans. The “Flare Pan”, designed by Thomas Povey, is being manufactured and sold by Lakeland, a British kitchenware chain. It was introduced for sale Wednesday, but so far it seems to be available only in Britain, though it can be ordered through Lakeland’s website, with prices starting at about $85.
Delivery won't begin until Aug. 25. Povey specializes in the design of high-efficiency cooling systems for next-generation jet engines. Made from cast aluminum and sporting a series of “fins” around the bottom of the pan, the Flare Pan “channels heat from the flame across the bottom and up the sides of the pan, resulting in highly efficient, even heat distribution,” according to a release from Isis Innovation, which licenses technology developed at Oxford.