Invention can revolutionise detection at airports and on other forms of public transport.
The wreck of the Amurskaya freighter has been found by divers in around 24 metres of water, officials confirmed on Wednesday.
Military tests in minus 30C to check performance of equipment and personnel in toughest of conditions.
The strategic crossing to be built on permafrost in jeopardy due to funds needed for Crimea.
Long-held dream for a crossing at Yakutsk gets a boost from China.
Two Chinese companies compete to build a permafrost crossing of the Lena River.
The Russian president tells the Security Council this is a key priority for 'clear and principled decisions'.
The loved-ones of the nine crew of a freighter loaded with gold ore are refusing to give up the slender hope that they will be found alive.