First Earth-Like Planet Spotted Outside Solar System Likely a Volcanic Wasteland How similar is exoplanet CoRoT-7b to Earth? The newly discovered extra-solar planet (depicted in the above artist's illustration) is the closest physical match yet, with a ma …

Africa's Economy Growing But Still Trails World Growth The World Economic Forum for Africa has opened its annual meeting to mixed news about the state of business on the continent. Africa is experiencing its greatest growth since the 1970s, but it isn't g …