Related topics: human evolution

US drone to map ancient Peru ruins

Archeologists in Peru plan to use a US-made drone to survey ancient Andean ruins, in the latest civilian application of the unmanned aerial vehicles used to hunt militants in the world's war zones.

Study suggests poor mothers favor daughters

Poor mothers will invest more resources in daughters, who stand a greater chance of increasing their status through marriage than do sons, suggests a study in the American Journal of Physical Anthropology.

Growing up, 'geeking out'

Mizuko "Mimi" Ito spends a lot of time "geeking out" at her computer. She plays video games, trolls the Internet, chats, and visits social media sites such as Facebook and Twitter for hours on end.

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