Endaweni yokuqhuma kwesiqhelo kwamanzi ashushu, igiza yaseYellowstone idume ngekhephu ngqo esibhakabhakeni. Nangona kunjalo, ayisiyonto ininzi njengeqhinga lesayensi.

Ngelixa inokubonakala ngathi i-Old Faithful ifikelela kubunzulu bayo kwaye idubula iinduli zekhephu, iqondo lobushushu lokuqhuma liyafana nelixesha leenyanga zasehlotyeni-ezinokufikelela kwi-204 ° F.

Xa uphosa amanzi ashushu kakhulu kumoya obandayo, yenza ilifu kwangoko-kwaye elo lifu liqala ukukhithika. Ngenxa yokuba amaqondo obushushu aseYellowstone ebanda kakhulu mva nje — athotyelwe ezantsi ukuya ku-0 ° F — iimeko zibaluleke kakhulu kuOld Faithful ukwenza amafu ekhephu.

Kumaqondo obushushu aqandayo, amanzi ashushu aba ngumkhenkce ngokukhawuleza kunamanzi abandayo. Nangona izazinzulu zingaqinisekanga ncam ukuba kutheni kusenzeka oku, ithiyori elawulayo yeyokuba amanzi ashushu ngumphunga ngokukhawuleza, aphulukane nobunzima kwaye ngenxa yoko kufuneka aphulukane nobushushu obuncinci ukuze abe ngumkhenkce, ngoku ka Isilumkiso sezeNzululwazi .

Kungakhathaliseki ukuba isayensi isemva kwayo, ikhephu lidutyulwa laya kufikelela kwi-180 leenyawo emoyeni ngumbono omangalisayo.

Abahambi abafuna ukubona uThembekile othembekileyo ngokudubula ikhephu akunjalo naye icinezelwe ixesha. Unxibelelwano noluntu lwaseYellowstone luxelele ILos Angeles Times lonto umboniso wekhephu wenzeka qho ebusika ngalo lonke uqhushumbo .