How a medieval Oxford friar used light and color to find out what stars and planets are made of

During the 1240s, Richard Fishacre, a Dominican friar at Oxford University, used his knowledge of light and color to show ...
The Island

Bourse up on budget cheer; turnover tops Rs. 7.5bn

The Colombo Stock Exchange (CSE) maintained a positive trajectory throughout yesterday’s session, opening strong before settling into steady gains. Market analysts attributed the sustained optimism to ...