Researchers from Northwestern Polytechnical University and the Beijing Power Machinery Institute have successfully tested a variable-geometry ramjet engine capable of operating continuously from Mach 1.8 to Mach 6. According to a May 28 report in the Journal of Propulsion Technology, the engine uses a moving metal component in the combustion chamber throat—lined with graphite to … Read more
Several African nations have begun repatriating their citizens from South Africa following safety concerns triggered by an anti-illegal migrant group’s ultimatum for undocumented foreigners to leave by June 30. In response, President Cyril Ramaphosa has directed law enforcement, including the South African Police Service (SAPS) and the Border Management Authority (BMA), to intensify efforts to … Read more
Mozambique could see its annual economy grow by as much as $11 billion (R183 billion) through the development of its natural-gas deposits, according to a report by Standard Bank Group and Conningarth Economists. The proposed Exxon Mobil Rovuma liquefied natural gas project is expected to boost the country’s economic growth to 4.1% once production begins … Read more
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An exodus of foreign nationals is currently underway in South Africa as multiple African governments mobilize to repatriate their citizens. This surge in organized departures comes in response to reports of xenophobic violence and an ominous deadline set by anti-immigrant vigilante groups, who have demanded that all illegal immigrants leave the country by June 30. … Read more