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Imagine del die
Common crab spider (Xysticus cristatus) female with prey Carniolan honey bee (Apis melifera carnica), a subspecies of the western honey bee. Near Bled, Slovenia.
Objecto multimedial del die
The YouTuber of "How To Make Everything" reconstructs the aeolipile "to see if this very first steam engine could be put to work". "Could the industrial revolution [have] started 2000 years earlier?".
Roman architect and engineer Vitruvius described the aeolipile for an experiment to demonstrate the nature of atmospheric air movements (wind) in his Ten Books on Architecture (30–20 BCE). Participation
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Defia photographic mensual
Ingagia nostre defia thematic mensual: prende alcun photos e incarga los! Lassa te inspirar e proba nove themas! Lege plus sur le defias! Highlights
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