The famous biologist discusses his life's work in conservation and his efforts to save the ecosphere.
Who launches a nuclear weapon if the president has been killed? Investigative journalist Eric Schlosser explains the chilling history of American nuclear authority and chain of command.
Instead of returning anger with anger, Robert Thurman advocates the practice of lovingkindness, a translation of the Pali word mettā that is found in the original Buddhist texts.
Driving battery-powered cars could pollute the air more than cars powered by fossil fuels.
NASA's High Altitude Venus Operational Concept (HAVOC) program will feature an evolutionary exploration of Venus' atmosphere that could one day lead to semi-permanent colonies.
"I regard consciousness as fundamental. I regard matter as derivative from consciousness. We cannot get behind consciousness. Everything that we talk about, everything that we regard as existing, postulates...
Richard Dowden says Mugabe will not bow from power if only to spite the West.
The journalist says prevention is the key step that no effort has been able to successfully deliver on yet.
Journalist Richard Dowden says solidarity is the goal but it's handicapped by regional allegiances.
The journalist notes a great deal of enthusiasm for Obama but no homegrown leader of equal stature.
The journalist analyzes China’s far-reaching role in Africa’s mineral sector.
The journalist says colonialism was “short enough to destroy leadership in Africa but not long enough to replace it with anything else.”
The journalist explains the dysfunction that plagues Africa’s politics.
The journalist advises not going to Africa with the idea of being a crusader.
The journalist tells the story of the world’s leading organization for African affairs.
The journalist first entered the field after missionaries got him a teaching job in Uganda in 1971.