241.
242.
Babies made using three people's DNA are born free of mitochondrial disease
(news.ycombinator.com)
243.
3D-printed living lung tissue
(news.ycombinator.com)
244.
245.
Large-scale DNA study maps 37,000 years of human disease history
(news.ycombinator.com)
246.
So you wanna build an aging company
(news.ycombinator.com)
247.
We’re learning more about what weight-loss drugs do to the body
(technologyreview.com)
249.
The United States has lower life expectancy than most similarly wealthy nations
(news.ycombinator.com)
250.