A new record is set for the efficiency of film solar cells

The Japanese company Solar Frontier claims to have set a new world record for the efficiency of thin-film solar cells. Efficiency of a cell of 1 square meter. cm reached 22.9%. 28 December 2017, 10:22 (GIGAMIR)

  
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Ukrainian communities called on the authorities to prevent an increase in freight tariffs of Ukrzaliznytsia due to risks to the

The main reason for the financial problems of Ukrzaliznytsia is not freight transportation, which remains profitable, but the unprofitability of the passenger segment. Yesterday, 21:16 (Обозреватель)

  
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The amount set a historical record: Ukrainians massively donate money to the state

What are citizens actively investing in?. 01 June 2026, 23:11 (Обозреватель)