The science, Электричестно

28-May-2020 Thursday
The Tunguska explosion could have been caused by an asteroid that is still orbiting the Sun


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Space explorers
 
The Tunguska explosion could have been caused by an asteroid that is still orbiting the Sun
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Astronomy Meteorite The science Nauchpop Tunguska meteorite

17-January-2015 Saturday
Electricity for beginners and those who have forgotten everything


unerriar
 
Electricity for beginners and those who have forgotten everything
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The science Education Scheme Physics Electricity Электричестно
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