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Science Past from the issue of April 25, 1959
“Go-getter” type is heart attack candidate — The American “go-getter” type is a prime candidate for a heart attack. There appears to be a strong link between the behavior of a man with regard to his business and social activities and his chances of being a victim of a heart attack, two San Francisco specialists […]
- Materials Science
Double-laser approach makes one thin line
Erasing and stenciling could refine tiny printing for sculpting nano-sized devices.
- Anthropology
African pygmies may be older than thought
A new DNA analysis indicates that pygmy hunter-gatherers and farming groups in Africa diverged from a common ancestral population around 60,000 years ago.
