Do women deserve more credit? The world's oldest science group has put 250,000 old documents onto computers. They show how often women have been overlooked in science.
Amazing objects that made science history

Glossary
Praised - Showed approval and recognition. Said well done.
Fossil - The remains or shape of a prehistoric animal or plant preserved in rock.
Experts - Someone who knows a lot about a particular subject.
Digital - Involving the use of computers.
Ada Lovelace - An English mathematician known as the first computer programmer.
Marie Curie - A Polish-French pioneer in the study of radioactivity and the first woman to win a Nobel Prize.
Credit - Recognising an important piece of work that someone has done.