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Railway Technology on MSN2d
PORR signs $468m contract for Lodz high-speed rail tunnel in Poland
CPK and PORR have finalised an agreement to build a 4.6km high-speed railway tunnel in Lodz, which is expected to be Poland ...
Scientists look to black holes to know exactly where we are in the universe. But phones and Wi-Fi are blocking the view
The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the ...
Scientists Look To Black Holes To Study The Universe. But Phone And Wi-Fi Satellites Are Blocking The View
These black holes are the most distant and stable objects we know. Using a technique called very long baseline interferometry ...
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PORR gets contract to construct Poland’s longest railway tunnel
A geodetic monitoring system will oversee structural conditions, while experts assess the technical condition of buildings along the route. PORR will construct five supply shafts and realise the inner ...
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Terrifying fault lines that lie beneath Karachiites’ feet
Experts say Karachi is surrounded by several active and dormant fault lines, can’t withstand even a moderate intensity tremor ...
Exclusive: Geodnet CEO Mike Horton on blockchain-powered GPS
Geodnet CEO Mike Horton tells TheStreet how a token-incentivized GPS network is delivering centimeter-level accuracy across ...
insider.si.edu3d
Walter Munn and the K-50 Geodetic Camera - Smithsonian Institution
Smithsonian Astrophysical Observatory staffer, Walter A. Munn using the K-50 Geodetic Camera. This is a satellite tracking camera to be used in studies of the earth's shape and size thereby affording ...