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Perhaps it’s the biggest question science has left to answer, how did life begin? Now, molecular biologists in Cambridge university have discovered tiny molecules of RNA which they say might provide some clues. Science journalist and author Philip Ball explains what we know and whether we’ll ever find the origins of life on earth.
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Thomas Watters, managing director and sector lead for oil and gas at research firm S&P Global Ratings, says US firms have the ability to repair Venezuela's infrastructure, but it has to make economic sense.
The Milano Cortina Winter Games ended on Sunday night as the Olympics always do: in light, spectacle and speeches about unity. In Verona, the Olympic flag passed to the French Alps and the twin flames were extinguished. But unofficially, at least, a flame also flickered 6,000 miles west.