To get air for breathing was a serious problem , and records tell us that knights sometimes suffocated in their helmets; for with visor and ventail down breathing was seriously hampered, […]

Tinman belongs to a special class of genes. … But some genes make proteins that control other genes. Some act like master switches, triggering many different genes to work together to build a structure. Tinman is one such “master gene” for the fruit fly.

Sundararajan was among the observers, along with several archeologists and gemologists.

Leeuy, that took tithis, is tithid.