1935 Moniz develops lobotomy for mental illness.
1938 Electroshock therapy introduced.
1945 First atomic bomb detonated.
1950 Drugs developed for leukemia
1952 Drug for treating schizophrenia identified.
1965 Penzias and Wilson discover cosmic microwave radiation.
1967 Bell and Hewish discover pulsars.
1969 Apollo astronauts land on Moon.
1971 First commercial microprocessor introduced.
1972-1985 CT scan and MRI introduced.
1975 Personal computer industry launched.
1975 Role of endorphins discovered.
1976 Cosmic string theory introduced.
1978 Sweden leads ban in CFC aerosol.
1980 World Health Organization declares smallpox eradicated.
1981 Aids is officially recognised.
1987 Antidepressant Prozac introduced.
1992 World Wide Web arrives.
1993 Search for behavioral genes.
1994 4.4 million-year-old human ancestor found.
1996 Meteorite from Mars points to possibility of life on other planets.
1996 Dolly, the world's first cloned sheep, is born.
2005 Mobile phone use approaches 100 per cent in Ireland.
2005 First successful partial face transplant.
2006 First successful penis transplant.
|Dolly: the world's first cloned sheep|