* Medieval alchemists wanted to turn lead into gold. It was a fruitless endeavor because they used chemical reactions. Nowadays, we know why: [[Chemical reaction]]s cannot change one [[element]] into another. Only [[nucleus|nuclear]] processes, which involve intense energies not available until the 20th century, can accomplish this. [http://www.jupiterscientific.org/review/pseudoscience.html] | * Medieval alchemists wanted to turn lead into gold. It was a fruitless endeavor because they used chemical reactions. Nowadays, we know why: [[Chemical reaction]]s cannot change one [[element]] into another. Only [[nucleus|nuclear]] processes, which involve intense energies not available until the 20th century, can accomplish this. [http://www.jupiterscientific.org/review/pseudoscience.html] |