Engineering

An unmodified, open-pollinated American chestnut bur grows on a tree at the State University of New York's College of Environmental Science & Forestry Lafayette Road Experiment Station in Syracuse, N.Y., Monday, Sept. 30, 2019. The ESF American Chestnut Research & Restoration Project researchers have been able to add a gene to American chestnuts that give the trees resistance to a blight that decimated the trees in the 20th century. (AP Photo/Adrian Kraus)
November 06, 2019 - 1:18 am
SYRACUSE, N.Y. (AP) — Chestnuts harvested from high branches on a chilly fall morning look typical: they're marble sized, russet colored and nestled in prickly burs. But many are like no other nuts in nature. In a feat of genetic engineering, about half the chestnuts collected at this college...
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This Sunday, Sept. 8, 2019 photo provided by the U.S. Army Corps of Engineers shows a crack in a concrete sill on a boat lock on the Bonneville Dam on the Columbia River that connects Oregon and Washington at Cascade Locks., Ore. A critical lock has shut down for repairs, meaning barges that shuttle millions of tons of wheat, wood and other inland goods to the Pacific Ocean for transport to Asia can't move. An official said Monday, Sept. 9, 2019 that a crack in the Bonneville Dam lock's concrete sill was discovered late last week. It's not clear when repairs will be complete. (Megan Innes/U.S. Army Corps of Engineers via AP)
September 09, 2019 - 2:42 pm
PORTLAND, Ore. (AP) — A critical navigation lock at the mighty Bonneville Dam on the Pacific Northwest's Columbia River has shut down for repairs because of cracked concrete, meaning huge barges that transport millions of tons of wheat, wood and other goods from the inland Pacific Northwest to the...
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U.S. Sen. Mike Rounds, R-SD, chairman of the Senate subcommittee on Superfund, Waste Management and Regulatory Oversight, listens as Bill Beacom of Sioux City, Iowa, a retired Missouri River ship captain, makes a point after Rounds held a hearing on the U.S. Army Corps of Engineers' management of 2019 Missouri River Basin flooding Wednesday, Aug. 28, 2019, in North Sioux City, South Dakota. (Tim Hynds/Sioux City Journal via AP)
August 28, 2019 - 9:27 pm
NORTH SIOUX CITY, S.D. (AP) — An official with the U.S. Army Corps of Engineers said Wednesday a study is needed to consider changes to flood-control measures along the Missouri River south of Sioux City, Iowa. Speaking after a U.S. Senate field hearing in North Sioux City, South Dakota, Brig. Gen...
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August 23, 2019 - 1:57 pm
BISMARCK, N.D. (AP) — Attorneys general from a dozen western states want the Trump administration to halt a proposal by the U.S. Army Corps of Engineers that they say usurps states' authority over their own water. North Dakota Attorney General Wayne Stenehjem said the Water Supply Rule proposed in...
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The Mississippi River approaches a levee at left in New Orleans, La., Thursday, July 11, 2019, ahead of Tropical Storm Barry. Never in the modern history of New Orleans has water from the Mississippi River overtopped the city’s levees. (AP Photo/Matthew Hinton)
July 12, 2019 - 11:11 am
Even as Hurricane Katrina devastated New Orleans, the Mississippi River's levees held up when those in other parts of the city did not. But as Tropical Storm Barry threatened New Orleans with torrential rains that will test the city's flood defenses this weekend, the height of the city's river...
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This combination of photos provided by the City of Virginia Beach on Saturday, June 1, 2019 shows victims of Friday's shooting at a municipal building in Virginia Beach, Va. Top row from left are Laquita C. Brown, Ryan Keith Cox, Tara Welch Gallagher and Mary Louise Gayle. Middle row from left are Alexander Mikhail Gusev, Joshua O. Hardy, Michelle "Missy" Langer and Richard H. Nettleton. Bottom row from left are Katherine A. Nixon, Christopher Kelly Rapp, Herbert "Bert" Snelling and Robert "Bobby" Williams. (Courtesy City of Virginia Beach via AP)
June 01, 2019 - 8:38 pm
VIRGINIA BEACH, Va. (AP) — Four were engineers who worked to maintain streets and protect wetlands. Three were right-of-way agents who reviewed property lines. The others included an account clerk, a technician, an administrative assistant and a special projects coordinator. In all, they had served...
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Homes are flooded near the Arkansas River in Tulsa, Okla., on Friday, May 24, 2019. The threat of potentially devastating flooding continued Friday along the Arkansas River from Tulsa into western Arkansas. (Tom Gilbert/Tulsa World via AP)
May 28, 2019 - 6:54 pm
LITTLE ROCK, Ark. (AP) — Historic flooding is hitting communities along the Arkansas River despite little rain in the region, thanks to downpours in areas father north and efforts by officials to control the powerful surge of water. Intense rain in Kansas and northeast Oklahoma strained aging dams...
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A worker walks past tornado-damaged Toyotas at a dealership in Jefferson City, Mo., Thursday, May 23, 2019, after a tornado tore though late Wednesday. (AP Photo/Charlie Riedel)
May 24, 2019 - 2:47 am
JEFFERSON CITY, Mo. (AP) — An outbreak of nasty storms spawned tornadoes that razed homes, flattened trees and tossed cars across a dealership lot, injuring about two dozen people in Missouri's capital city and killing at least three others elsewhere in the state. The National Weather Service...
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People re-created the historic photo of the meeting of the rails from May 10, 1869, during the commemoration of the 150th anniversary of the Transcontinental Railroad completion at the Golden Spike National Historical Park Friday, May 10, 2019, in Promontory, Utah. (AP Photo/Rick Bowmer)
May 10, 2019 - 7:34 pm
PROMONTORY, Utah (AP) — Music, bells and cannon fire rang out Friday at a remote spot in the Utah desert where the final spikes of the Transcontinental Railroad were hammered 150 years ago, uniting a nation long separated by vast expanses of desert, mountains and forests and fresh off the Civil War...
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FILE - In this Sept. 11, 2017, file photo, a VICIS Zero1 helmet is displayed in New York. In an annual study, designed by NFL- and NFLPA-appointed biomechanical engineers, rotational velocity and acceleration are measured to evaluate helmets to determine which helmets best reduced head impact severity. The VICIS Zero1 was top rated. (AP Photo/Mark Lennihan, File)
May 10, 2019 - 4:00 pm
NEW YORK (AP) — Did some helmet manufacturers design models with the purpose of testing well rather than performing properly on the field? Possibly, but the lab testing by the biomechanical engineers appointed by the league and its players' union accounted for such a practice in the rankings for...
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