To find proof as to whether he is "in love" or not, Yukimura pats Himuro on the head from point-blank range. Seeing this, Ibarada, an upperclassman in the Ikeda Lab, talks about the need for a control experiment. In other words, in order to prove that the racing of his heart is because of Himuro specifically and not just because he's facing a woman, Yukimura has to pat Kanade and Ibarada on the head too. Himuro, on the other hand, sets out to prove that food made with love tastes better and cooks, but...
Proof 2
Science-types Fell in Love, 
So They Tried Experiments.
الدليل الثاني
  الحبّ طالبو العلوم وقعوا في
لذلك قاموا بالتجارب
Beweis 2
Die Wissenschaft verfiel der Liebe,
folglich experimentieren sie
Prueba 2
Los de ciencias se enamoraron,
así que probaron experimentos
Prueba 2
Los de ciencias se enamoraron,
así que probaron experimentos
LA SCIENCE EST TOMBÉE AMOUREUSE,
ALORS ON A FAIT UNE EXPÉRIENCE
Prova 2
Delle menti analitiche si sono innamorate,
così hanno provato a fare esperimenti.
Prova 2
Cientistas se Apaixonaram,
Então Fizeram Experimentos.
Доказательство 2.
Влюблённые учёные и 
любовные эксперименты.