The new bridge over the Iowa River near downtown Iowa Falls is a major upgrade over the 1928 concrete arch structure it replaced last fall, once the longest arch span bridge in the state.
Engineering
Apr 24, 2012
1
0
(PhysOrg.com) -- In 2007, the Arctic lost a massive amount of thick, multiyear sea ice, contributing to that year's record-low extent of Arctic sea ice. A new NASA-led study has found that the record loss that year was due ...
Earth Sciences
Feb 19, 2010
1
0
Scientists at Heriot-Watt University, in partnership with rail industry body RSSB, are developing robotic solutions to improve rail carriage cleanliness in hard to reach places and to facilitate closer inspection of railway ...
Engineering
Mar 1, 2019
0
7
People who have submitted photos to the #MemoriesInDNA project have selected images of family members, favorite places and tasty food that will be preserved for years in the form of synthetic DNA. Now this collection—which ...
Space Exploration
Sep 28, 2018
0
8
Scientists monitoring the vibrations of natural rock arches have found that the resonant frequencies of arches undergo dynamic changes from day to day, according to research presented at the 2018 SSA Annual Meeting.
Earth Sciences
May 15, 2018
0
6
Now scientists have shown that when the objects are squishy instead of solid, the reverse is true. The journal Physical Review E published the findings by physicists at Emory University, demonstrating that when soft particles ...
Soft Matter
Apr 4, 2018
0
8
More Arctic sea ice is entering the North Atlantic Ocean than before, making it increasingly dangerous for ships to navigate those waters in late spring, according to new research led by the University of Manitoba.
Earth Sciences
Mar 19, 2018
1
40
The withdrawal of a permit for a controversial "mountaintop removal" coal mining operation has sparked outrage in the US industry, but was hailed as a victory for environmental protection and the health of nearby communities.
Environment
Jan 14, 2011
128
0
Scientists at Skolkovo Institute of Science and Technology have determined through mathematical modeling that the process of erosion optimizes the shapes of disintegrating materials.
Mathematics
Dec 28, 2017
1
53
A 2,000-year-old triumphal arch destroyed by the Islamic State group in Syria has risen again—in replica—in London's Trafalgar Square.
Archaeology
Apr 19, 2016
0
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