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Американська аерокосмічна компанія Firefly Aerospace, яка має підрозділ в Україні, розпочала випробування першого ступеню ракети-носія Alpha. На стенді Firefly TS2 встановили чотири двигуни Reaver. Невдовзі стартують тестування на «гарячому вогні», які завершаться 165-секундними відпрацюваннями повного робочого циклу. У Дніпрі Firefly Aerospace має власний R&D-центр і цех експериментального виробництва малих ракетних вузлів з подальшим лабораторним тестуванням.
Swiss researchers have developed a method that could use the hot air in train tunnels to heat (or cool) thousands of homes. A series of plastic pipes filled with transfer fluid or cold water would be installed along train passages — as passing trains warm those pipes, energy would be produced in the form of a hot liquid. A 645,000 square foot area…
The EU decreed all new electric vehicles must be fitted with a noise-emitting device. The new rule, which comes into effect today, follows concerns the super-quiet vehicles pose a risk to pedestrians and cyclists. The cars’ acoustic vehicle alert system (AVAS) must be activated when reversing or travelling at speeds below 19km/h. Charity Guide Dogs has welcomed the move but says…
Airbus, Aeroports de Paris and the Paris Transport Authority say they’re looking into using autonomous flying taxis to move passengers every six minutes between Charles de Gaulle Airport and tournament sites. There are, however, issues to overcome first, including improving battery power and safety, as well as ensuring compatibility with existing infrastructure and regulations. 
Monday, 24 June 2019 14:46

THE CASE FOR ONE-DAY WORKING WEEK ?

To gain the emotional benefits from holding down a job, you just need to work eight hours a week, according to research. Unemployment has previously been tied to mental health problems, with researchers suggesting that the social contact and structure of work can aid emotional wellness. This study found those benefits don’t increase beyond eight hours of work. The findings could prove useful…
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