Human endeavour needed closer to home | Letters

As a physicist, I never cease to be amazed by the miraculous insights that continue to be garnered via scientific exploration (Pluto: the furthest frontier, 16 July). To successfully send a spacecraft billions of miles away to photograph and study a tiny, forbidding, cold and alien body demonstrates how far the human race has come. If only our leaders would set their sights on furthering the human race rather than destroying it, one could only imagine how far we may travel in the future.
Dr Michael Pravica
Henderson, Nevada, United States

" So Adam Boulton thinks Nick Robinson will add something to the Today programme when he takes over from Jim Naughtie (Report, 10 July). He certainly will. Another privately educated presenter. Robinson replaces state school-educated Naughtie, just as privately educated Mishal Husain effectively replaced state-school Evan Davis. Only John Humprys to go before they have a clean sweep.
Martin Pilgrim
Canterbury