Tag: Charles Darwin
Thereza Dillwyn Llewelyn, selenophotographer
If you visit the Penllergare Valley Woods, as we did last week, you can’t leave without developing a strong respect for the estate’s chief creator, John Dillwyn Llewelyn. Photographic pioneer, astronomer, botanist, orchid collector, landscapist, inventor – he used his wealth, leisure and connections, after inheriting the estate as a boy from his grandfather in […]
Alfred Russel Wallace, Cymru a radicaliaeth
Gan mlynedd ar ôl ei farwolaeth mae’r naturiaethwr o Gymru Alfred Russel Wallace o’r diwedd yn derbyn cydnabyddiaeth yn ein hamser ni am ei orchestion – nid yn unig am fod yn gyd-ddyfeisiwr, gyda Charles Darwin, o’r theori ‘esblygiad trwy ddetholiad naturiol’, ond hefyd am ei waith ar fioddaearyddiaeth a sawl pwnc arall. Dadorchuddiodd David […]