When studies of biological organisms in hot springs began in the 1960s, scientists thought that the life of thermophilic bacteria could not be sustained in temperatures above about 55 °C (131 °F).
Ketika studi tentang organisme biologis di mata air panas dimulai pada 1960-an, para ilmuwan berpikir bahwa bakteri termofilik tidak dapat bertahan hidup pada suhu di atas sekitar 55 °C (131 °F).