megacities

citiesOrbits and lighting levels for artificial moon satellite over China

China Daily provided more details about the artificial full moon mirror satellite over Chengdu. This article is referring to Chinese statements about their mirror moonlight system and referencing a presentation “Mirrors in Dawn Dusk Orbit for Low-Cost Terrestrial Solar Electric …

citiesUrban 21st century and Megaurban 22nd century

The World became 50% urban in 2007. The global urban population increased from a mere 13% in 1900 to 29% in 1950. In 1960 the world was one-third urban. The world will have gone from 55% urban now to 68% …

chinaChina details plans through 2050 – health, AI, sharing economy and more

China has laid out a for a comprehensive national renaissance by 2050. Xi’s report includes 12 sections, each breaking into numerous parts covering issues including housing, health, science, defense, artificial intelligence and the sharing economy. 1. The Xi plan projects …

citiesSize of cities matters in terms of urbanization

Globally, more people live in urban areas than in rural areas, with 54 per cent of the world’s population residing in urban areas in 2014. By 2050, 66 per cent of the world’s population is projected to be urban. The …

chinaDARPA aims for personal mobile ultra low frequency radio for transmitting devices to communicate through water and soil instead of 2000 acre transmission complexes using megawatts of power

A DARPA project could enable radio to be transmitted through water and rock. Radio frequency signals hit veritable and literal walls when they encounter materials like water, soil, and stone, which can block or otherwise ruin those radio signals. This …

chinaUniversity of Washington develops passive Wi-Fi that uses 10,000 times less power and should be commercially available by 2018-2019

A team of University of Washington computer scientists and electrical engineers has demonstrated that it’s possible to generate Wi-Fi transmissions using 10,000 times less power than conventional methods. The new Passive Wi-Fi system also consumes 1,000 times less power than …

africaUS Seawolf class submarines are bigger and faster and can deploy Navy SEALS and tap undersea fiber cables

The US Seawolf class submarines are special. They are newer, bigger, faster and more heavily armed than standard attack submarines, the nearly $3-billion-per-copy Seawolfs have been fitted with hundreds of millions of dollars in unique equipment and are assigned to …

chinaUS Air Force adding an order for 32 more C-130J transport aircraft

The US Air Force (USAF) has awarded Lockheed Martin a USD1.1 billion contract for 32 C-130J Hercules turboprop transport aircraft, the US Department of Defense (DoD) announced on 30 December. Delivery is expected by April 2020, according to the DoD. …

chinaIf our space telescopes imaged an alien megastructure then what would we see ?

Researchers have noted that planet-sized (or larger) artificial structures could be discovered with Kepler as they transit their host star. Jason Wright and other astronomers present a general discussion of transiting megastructures, and enumerate ten potential ways their anomalous silhouettes, …

chinaShanghai and Yangtze River Delta Megaregion

The Yangtze River Delta (YRD which includes Shanghai), one of the major engines of China’s economic growth, has a level of urbanisation that sees it at the head of the national league. At present, a number of the region’s provinces …