Latest Arthur Eddington Stories
The RAS is pleased to announce the 2013 winners of its awards, medals and prizes. The President of the society, Prof. David Southwood, made the announcement at the Ordinary Meeting of the society held on Friday 11 January 2013. The winners will be invited to collect their awards at the annual RAS National Astronomy Meeting. Each year the RAS recognizes significant achievement in the fields of astronomy and geophysics through these awards. The Society's highest honor is its Gold Medal,...
In 1919, the Royal Astronomical Society (RAS) launched an expedition to the West African island of PrÃncipe, to observe a total solar eclipse and prove or disprove Einstein's General Theory of Relativity. Now, in a new RAS-funded expedition for the International Year of Astronomy (IYA 2009), scientists are back.Astronomers Professor Pedro Ferreira from the University of Oxford and Dr Richard Massey from the University of Edinburgh, along with Oxford anthropologist Dr Gisa Weszkalnys, are...
Latest Arthur Eddington Reference Libraries
Gravitational Lens -- A gravitational lens is formed when the light from a very distant, bright object (such as a quasar) is "bent" around a massive object (such as a massive galaxy) between the bright object and the viewer. The process is known as gravitational lensing, and was one of the predictions made by Einstein's general relativity. Description In a gravitational lens, the gravity from the massive object bends light as a lens might. As a result, the path of the light from a...
