<prompt> Qedela umusho olandelayo: Encwadini ethi Selling Science: How the Press Covers Science and Technology, uNelkin wahlaziya izingcindezi zamasiko ezakha ukubikwa kwesayensi kwabezindaba. Kubonisa ukukhathazeka kwakhe ngesayensi enikezwa engqungqutheleni yabezindaba. Wathi ososayensi nezintatheli banezinhlelo ezingafani ezibangela ukuhlanekezelwa kwentuthuko yesayensi. Isiko lobuntatheli nezingcindezi zokuphendula ezenzakalweni kubangela ukungabi nalwazi noma ukulula ngokweqile kokubika ngesayensi kwabezindaba, okuphakamisa ukukhathazeka lapho intuthuko yesayensi nezinhlekelele isib.  <response>: I-Three Mile Island, inhlekelele ye-Challenger iye yagcizelelwa ngokweqile. 