Your article on the fibre-metal laminate for aircraft structures which change shape on the application of an electrical current was very interesting.
Although today’s technology is much more sophisticated, I seem to recall that twisting the wings of an aircraft to control its motion has been done before — by the Wright brothers in 1903.
Their plane was controlled by twisting the wings by means of cables operated by the pilot.
Clark Priestley
Staines
West London
Plasma technique converts landfill methane to jet fuel
David the example you gave illustrates the effectiveness of the regulatory framework landfill sites operate within...