In many countries, uneven and unpaved roads make it hard to get around in a standard wheelchair. MIT engineer Amos Winter describes his design for a lever-powered all-terrain wheelchair under $200.
The 93-year-old ruler, who has been under house arrest since the military staged a takeover on Wednesday, is insisting that he be allowed to serve out his term until elections next year.
David Greene talks to journalist Jeffrey Barbee about President Robert Mugabe, who has outwitted his political opponents to stay power for 37 years. The military took over the government on Wednesday.
The U.S. Fish and Wildlife Service said hunting programs in those countries can aid conservation efforts. But those who oppose the policy change point to a decline in Zimbabwe's elephant population.
Regional African envoys are in Zimbabwe to mediate President Robert Mugabe's transition from power. Mugabe is an independence fighter who is the only leader the southern African nation has ever known. He remains under house arrest.
Peter Godwin was born and raised in Zimbabwe, and has written a number of books about the country and Robert Mugabe's regime. Rachel Martin asks him what he hopes is next for his country.
The preferred form of currency in South Sudan is not cash, but cows. That turns out to be key to understanding why the civil war there not only left many dead, it destroyed a whole way of life — and the best chance for peace.
Once a respected independence leader who called for "democratic rights," Zimbabwe's president became better known over the years as someone "who ruined his own country," says a Zimbabwean journalist.