Category: Interesting

Is DBpedia a reliable source? For the API availability, DBpedia is the most reliable; its SPARQL endpoind is roughly available at every time. Why is…

What did Hans Oersted discover? AluminiumHans Christian Ørsted / DiscoveredAluminium is a chemical element with the symbol Al and atomic number 13. Aluminium has a…

What is a bioptic telescopic lens? Bioptic telescopic glasses or bioptic lens system is a combination of a telescope and two optical lenses. The telescopes…

What is African family structure? The African family is a social unit with norms and beliefs and an economic unit for the survival of its…

Is there any flower that is black? In reality there are no truly black flowers – most are very dark shades of purple or red.…