Our Missing Ancestor

The Tooth
The Tooth

Two molars, including this one, and a chip from a pinkie bone are the only fossil evidence so far of the enigmatic people known as the Denisovans. From the July issue of National Geographic magazine.

(© Robert Clark/National Geographic)
The Expert
The Expert

Svante Pääbo led the team that studied the Denisovans’ DNA. His ultimate quarry, he says, is not them but us: He wants to understand the genetic changes that made humans modern. From the July issue of National Geographic magazine.

(© Robert Clark/National Geographic)
The Bone
The Bone

A replica shows the size and position—on Pääbo’s pinkie—of the bone chip that allowed his lab to discover the Denisovans through their DNA. The chip belonged to an eight-year-old girl. From the July issue of National Geographic magazine.

(© Robert Clark/National Geographic)
July issue of National Geographic magazine.
July issue of National Geographic magazine. (National Geographic)
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