“Lasers; casting light on molecules and solids”, “Studying physics at university”, “Physics applied to medicine”, “Radiation”, and “Science and washing machines” are among the free talks offered to sixth formers and any interested GCSE students by Queen Mary and Westfield College lecturers. Schools are required to reimburse travel expenses. Details: Dr J P Emerson, Physics Department, QMWC, Mile End Road, London E1 4NS, tel: 0171 975 5040.