Japan's maglev train breaks world speed record
EU set to charge Gazprom in antitrust case
Saudi-led airstrikes halted in Yemen, replaced with operation "restoring hope"
China and Pakistan plan $46bn of trade and investment
Rare diamond up for auction in New York
World's biggest car market shrinking
Humanoid robot can recognise and interact with people
Concern at IMF meeting over imbalanced world economy
Facing a growing e-waste problem