Chemistry World: Rocket scientists at the Nasa Lewis Research Center in Cleveland, US, were working day and night. It was 1963 and they were testing hundreds of different combustion chamber designs and injectors for liquid hydrogen engines, trying to iron out problems with combustion stability that could thwart efforts to…
3DPrint.com: Organized by the European Broadcasting Union (EBU), the Eurovision Song Contest sees performers and artists compete each year from countries that are EBU members, including the Netherlands, France,…
The Guardian: Restrictions on the sale of coal, wet wood and manufactured solid fuels that can be burned in the home have come into force in England as the government attempts to cut air pollution. Wood-burning stoves and open fires can…
