There may be more life under the Earth than on top of it, in the form of Sub-surface LItho-autotrophic Microbial Ecosystems or SLIME (off the top of my head, I think that's what it's called).Cargando said:Pfft, stuffed if I know, all I can do is trust in QI.Redingold said:Sight, touch, smell, taste, hearing, balance, pain, heat, "body awareness", what else? Hunger? Thirst? How would you reach 21?Cargando said:There are about 21 senses.
Additionally, there exists a condition called synaesthesia, in which senses combine, so that you can hear colours and smell sound. Jimi Hendrix suffered from this condition.
Also, why I'm here, a few years back, scientists found air-bubbles trapped in a rock wall that conatained bacteria that had been alive since the Jurassic period.