Gresham College provides outstanding educational talks and videos for the public free of charge. There are over 2,500 videos available on our website. Your support will help us to encourage people's love of learning for many years to come.
Clinical practice depends on the acquisition and analysis of evidence - detailed information from each patient’s clinical history, laboratory tests, imaging scans and biopsies. Yet data on its own is not enough, and must always be interpreted in the context of each unique person.
Vaccination has transformed the outlook for many previously lethal infectious diseases. It has, however, caused controversy since its beginnings, even when used for widely feared diseases such as smallpox. For many infectious diseases we do not have a vaccine, and may never get one.
When light is dispersed into its constituent colours, it can become possible to discern rich dynamical information about an evolving system in space, for example cosmic explosions, collisions or accelerations.
In 1930, the great physicist Wolfgang Pauli invented a new particle to save the principle of energy conservation in certain radioactive decays he was studying.
One of the most powerful tools in public health is screening – whether for cancers like cervical or breast cancer, genetic abnormalities, or infectious diseases. Screening can be transformational, detecting disease early and preventing it taking hold.
Ill health has always been concentrated in particular places; tackling these pockets of ill health is an essential role for public health. These may be driven by environmental factors, demography, deprivation and healthcare provision.
Over the last 30 years, digital technology produced an exponential increase in astronomical data. Within our lifetime, the entirety of the visible universe will have been mapped out: we will have seen everything there is to see. The question will then be: what does it all mean?
Accounts of occasional celestial spectacular events in past centuries have provided crucial information for modern-day astrophysicists. One such example is the so-called Great Eruption of Eta Carinae which was for a time in the mid 19th century the third brightest object in the night sky.