Watch the very moment Ahmed Zewail received his Nobel Prize on 10 December 1999. Zewail was awarded the chemistry prize "for his studies of the transition states of chemical reactions using femtosecond spectroscopy." #NobelPrize | Nobel Prize

"A personal story... a voyage through time.” For Ahmed Zewail, awarded the 1999 Chemistry Prize, the Nobel Prize medal carried a deeper symbolic story which he traced in his banquet speech back to his early life and education in Egypt: "The medal I received… was designed by Erik Lindberg in 1902 to represent Nature in the form of the Goddess Isis – or as the Egyptians would say, ‘Eeses’ [the prominent ancient Egyptian Goddess of motherhood, nature, magic, healing and more]. She emerges from the