Though some of the listed topics continue to be investigated scientifically, others were only subject to scientific research in the past, and today are considered refuted but resurrected in a pseudoscientific fashion.
Meskipun beberapa topik yang dimasukkan masih diselidiki secara ilmiah, yang lainnya hanya subyek penelitian saintifik pada masa lampau, dan sekarang dianggap ditolak atau dibangkitkan dalam tampilan ilmu semi.