Online course host Coursera will verify the identities of participating students using web cams and technology that can fingerprint an individual's unique typing style under a pilot project announced this week that aims to ...
Social Sciences
Jan 11, 2013
2
0
As the most widely used construction material, concrete is indispensable in the development of infrastructure, industry and housing. It's a mixture of aggregates (sand, gravel, crushed stone), water and cement, and whose ...
Materials Science
Dec 19, 2019
0
14
As a tool against sea-level rise, the idea seems a little counterintuitive: Add water to the ground.
Environment
Jan 14, 2017
1
22
Twenty-one long-finned pilot whales have died but 11 were saved after beaching themselves at Bruny Island, south of the Tasmanian state capital Hobart, conservation officials said on Friday.
Plants & Animals
Mar 18, 2011
0
0
Progress Energy customers saved an average of $235 a year by switching to solar thermal water heater, representing an average annual savings of 63 percent on the water heater portion of their power bill.
Energy & Green Tech
Mar 28, 2012
4
0
(AP) -- New Zealand conservation officials on Friday euthanized 10 pilot whales, the only survivors of a 24-strong pod that became stranded in a mangrove swamp.
Plants & Animals
Jan 21, 2011
0
0
The fate of some 40 stranded whales off Florida was unclear Friday, with officials saying they had lost track of two dozen but were hopeful these had swum to safety.
Plants & Animals
Dec 6, 2013
1
0
Researchers say they found scattered accumulations of heavy metals along a 60-mile stretch of riverbank in Colorado and New Mexico a month after the Gold King Mine wastewater spill and say that any potential threat to crops ...
Environment
Sep 19, 2015
0
37
Settling into a new home can be tough for anyone. So scientists have come up with some tricks to make transplanted burrowing owls feel like they are not alone in their new digs, playing owl sounds and scattering fake poop.
Plants & Animals
Jan 27, 2022
1
86
Nuha Siddiqui was browsing a World Economic Forum report on the future of the plastics industry when she came across an ominous prediction. "It stated that by 2050, there would be more plastic than fish in the ocean," Siddiqui ...
Biochemistry
Mar 12, 2020
0
13
