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Cement sand substitute made directly from seawater, electricity and CO2

Posted by ArielTechGeek 40 days ago (https://newatlas.com)

This strange white paste might not look like much, but it might help solve the sand shortage, while making the cement manufacturing process capture carbon dioxide instead of emitting it. Scientists at Northwestern University grew this stuff out of seawater, electricity and CO2.Continue ReadingCategory: Materials, ScienceTags: Concrete, Climate Solutions: Cement, Cement, Climate Solutions: Cement,

compact autonomous monorail vehicle can be a car substitute for people living in rural areas

Posted by judy82 364 days ago (https://www.designboom.com)

the MONOCAB OWL, a compact autonomous monorail vehicle for rural areas, works by booking individual trips to villages and countryside, 365 days a year. The post compact autonomous monorail vehicle can be a car substitute for people living in rural areas appeared first on designboom | architecture & design magazine.

Sunlight polarization patterns may be an underwater substitute for GPS

Posted by ArielTechGeek 660 days ago (https://newatlas.com)

While GPS can be used to determine one's geographical coordinates on land, such is not the case underwater. Scientists have developed a possible alternative, however, in the form of a system that analyzes the manner in which sunlight is polarized by water.Continue ReadingCategory: ScienceTags: University of Illinois, GPS, Underwater, Light