What are the obstacles are for a permanent base on the Red Planet?
Ed Butler puts that question to Dennis Bushnell, the Chief Scientist at NASA's Langley Research facility. He also hears from Ariel Ekblaw, the founder and lead of the Space Exploration Initiative at Massachusetts Institute of Technology, Chris Lewicki, President and CEO of the firm Planetary Resources and Therese Griebel, the Deputy Associate Administrator for Programs within NASA's Space Technology Mission Directorate.
The BBC's Kizzy Cox in New York tries out the technology developers say can instantly translate any language into any other. Harvard Business School professor Tsedal Neeley describes what happened when one Chilean company switched from Spanish to English overnight. And Melanie Butler, editor of...
English language proficiency has become a basic skill worldwide, and kids are picking it up in some surprising places.
Manuela Saragosa - herself trilingual - asks Melanie Butler, long-time editor of the English Language Gazette, how English has become the unavoidable common currency of global...
The pitfalls when soccer tries to break into the US and Asian markets - and when American football tries to break into Europe.
Ed Butler looks at the plan by Javier Tebas, president of La Liga, to take the top-flight Spanish football league international. It includes an as yet unsuccessful...