The killing of a 114-year-old man by a speeding car last week brings back the spotlight on road safety in India, where authorities say accidents kill more than a hundred thousand people every year.

For decades, scientists have been trying to create artificial blood to alleviate shortages and prevent people from bleeding to death. But those efforts have been repeatedly frustrated by failure.

Medicaid work requirements are a prominent feature of the big federal budget bill, but working full time can jeopardize some people's health coverage.