<prompt> Ramba uchiverenga ndima ino - MuKutengesa Sayenzi: Maitiro Epepanhau Anofukidza Sayenzi neTekinoroji, Nelkin akaongorora zvinomanikidzira zvetsika izvo zvinoumba kutaurwa kwesainzi mupepanhau rakakurumbira. Kunoratidza kunetseka kwake pamusoro pesayenzi kupfurikidza nekokorodzano yenhau. Akataura kuti masayendisiti nevanyori venhau vane zvinangwa zvakasiyana zvinokonzera kushayikwa kwokufambira mberi kwesayenzi. Tsika yezvemapepanhau uye kumanikidzwa kupindura zviitiko zvinokonzera kusaziva kana kunyanyisa kurerutsa kwenhau dzesayenzi mumapepanhau, zvichimutsa kunetseka apo kufambira mberi kwesayenzi nenjodzi semuenzaniso, AIDS, Three Mile Island, uye zvirwere zvinokonzerwa neHIV zvinopararira zvakanyanya.  <response>: , Tsaona yeChallenger yakawedzeredzwa. 