John Ball, longtime Haystack Observatory scientist, dies at 83 | MIT News | Massachusetts Institute of Technology
Oxford professor to cycle 250 miles through India for school which rescued his Tibetan refugee wife as a child | Oxford Mail
The Queen's College on X: "Mathematics Prof John Ball is cycling from Bhutan to India in support of Dr Graham's Homes. Read more: https://t.co/kXrnH9r8ox https://t.co/9eh93hl9Bo" / X
![Oxford Mathematician Sir John Ball awarded the King Faisal Prize for Science | Mathematical Institute Oxford Mathematician Sir John Ball awarded the King Faisal Prize for Science | Mathematical Institute](https://www.maths.ox.ac.uk/system/files/styles/scale_300px_height_/private/articles/images/John.jpg?itok=NdbabPc0)