As Xi'an Jiaotong-Liverpool University researchers completed their research on colored architectural concrete, they found a surprising result—green pigmented cement had impurities that produced porous, poor quality concrete. ...
Materials Science
Jul 23, 2021
0
12
(Phys.org) -- Moqui marbles, unusual balls of rock that can be found rolling around the southwestern U.S. sandstone regions, were formed roughly 2 million years ago with the help of microorganisms. This discovery by a University ...
Earth Sciences
Aug 16, 2012
0
0
A patent was recently issued to Kansas State University for a system that controls the airflow to pistons in reciprocating internal combustion engines—engines powered by pistons.
Engineering
Feb 13, 2014
1
0
(Phys.org)—Earthworms are long revered for their beneficial role in soil fertility, but with the good comes the bad: they also increase greenhouse gas emissions from soils, according to a study published Feb. 3 in Nature ...
Environment
Feb 5, 2013
33
1
(Phys.org)—A team of researchers from Sweden, Denmark and Finland has conducted field experiments that offering evidence that suggests permafrost melting in the Arctic could release major amounts of nitrous oxide into the ...
A team led by a professor at the University of California, Riverside Bourns College of Engineering has made a discovery in semiconductor nanowire laser technology that could potentially do everything from kill viruses to ...
Nanophysics
Jul 5, 2011
6
0
Within the sludge of wastewater treatment plants is an invisible world teeming with microbes. Here, diverse species of bacteria convert solid and liquid wastes into gases, some of which contribute to global warming.
Engineering
Jul 26, 2010
2
1
Researchers from Purdue University and Cummins Inc. have developed an advanced "closed-loop control" approach for preventing diesel engines from emitting greater amounts of smog-causing nitrogen oxides when running on biodiesel ...
Energy & Green Tech
Jan 25, 2010
0
0
Progress slashing unhealthy ozone in the western United States has been largely undone by pollution wafting across the Pacific from China, according to a study published Monday.
Environment
Aug 10, 2015
1
278
Air pollution dramatically reduces pollination because it degrades the scent of flowers, affecting bees' ability to find them, a study has found.
Plants & Animals
Sep 4, 2023
0
246
