Topic Details (Notes format)

Which empire used quipus (knotted cords) for record-keeping instead of a formal writing system?

Which element has the chemical symbol "Bh"?

Which element has the chemical symbol "H"?

Who discovered induced pluripotent stem cells?

Which astronomer wrote the 16th-century work ‘De revolutionibus orbium coelestium’ on heliocentrism?

Who discovered the G-protein coupled receptor mechanism?

Which scientist discovered radioactivity along with her husband and won Nobel Prizes in Physics and Chemistry?

Which mathematician developed the three Laws of Planetary Motion?

Which Greek philosopher wrote ‘The Republic,’ describing an ideal state?

Which Iranian poet wrote the ‘Rubáiyát,’ famous for its quatrains?