paradox

paradox

Difficult problem of Fermi paradox, spark and the flaw with dark academic forest

Difficult problem of Fermi paradox, spark and the flaw with dark academic forest

" commercial pattern No.134 " taxi software paradox - the attribute of commercial pattern and rent

Rise abruptly whether do country and hegemonic country conflict necessarily, an academic paradox

Rise abruptly whether do country and hegemonic country conflict necessarily, an academic paradox