How does the liquid crystal display work?

»> Only in the solid state do the molecules of a substance maintain an ordered structure. The liquid crystal, however, is an organic substance that flows like a liquid, but presents, like crystals, partial alignment of its molecules. Their molecular…

What are the most dangerous insects?

Insect specialists, entomologists, have never made a definitive ranking on this subject. After all, this is an almost impossible mission given the dizzying number of insect species: almost 1 million have already been catalogued, but scientists estimate that the total…

What does a necromancy ritual look like?

Illustrates Horacio GamaEdition Felipe van Deursen ATTENTION: Hidden images!Use red-lens glasses to see them REPORT “SUPERNATURAL RITUALS”– voodoo doll– Jewish Golem– Offering to the orixás– Wiccan ceremony– Islamic exorcism– Hindu black magic Necromancy Ritual In theory, any ritual of contact…

How are gemstones formed?

READER QUESTION Guilherme Cardoso Lima, Sao Paulo, SPILLUSTRATES Marcos PennaEDITION Bruno Lazaretti The same geological processes that create, shape, and reshape the Earth also generate temperature and pressure situations that combine elements into stones precious. The exception is organic gems,…