 Gutanga urugero rudashingiye kuri siyansi Ayo mategeko anasaba ko abo bagore bakina imikino ngororangingo bagomba guhamisha ibyo bigero byimisemburo ya kigabo ku gipimo kiri munsi yicyagenwe na muganga mu gihe nibura cyamezi atandatu mbere yuko bitabira irushanwa. 