Chemistry: Did you mean...?

Robert Boyle (1627-1691) was an Anglo-Irish chemist, physicist, and experimental philosopher. Boyle was a prolific author, made significant experiments with air pumps, and presented the first litmus test. A founding member of the...

This collection on the Vikings, who dominated northern Europe from c. 790 CE to c. 1100 CE, examines not only their fearsome reputation for war and invasion but also their celebrated ships, navigational skills, and runes writing...

Margaret Thatcher served as Prime Minister of the United Kingdom from 4 May 1979 to 28 November 1990. Although the United Kingdom emerged militarily victorious from World War II (1939-45), it was still...

Women scientists during the Scientific Revolution (1500-1700) were few in number because male-dominated educational institutions, as well as scientific societies and academies, barred women entry, meaning...

Alchemy is an ancient practice aimed at recreating precious substances using recipes and transformative materials such as the philosopher's stone. Alchemists believed that materials like gold, silver, gems, and purple dye could be recreated...

The germ theory, which emerged in the late 19th century, demonstrated that microscopic germs caused most human infectious diseases. The germs involved included bacteria, viruses, fungi, protozoa, and prions. Louis Pasteur (1822-1895...

Throughout history, women in science have made groundbreaking discoveries, often pushing the boundaries of knowledge despite being overlooked and underrecognized. Many...

The structure of deoxyribonucleic acid (DNA) was discovered in 1953 by two molecular biologists, James Dewey Watson (1928-2025) and Francis Harry Compton Crick (1916-2004). Watson and Crick were awarded...

Robert Hooke (1635-1703) was an English scientist, architect, and natural philosopher who became a key figure in the Scientific Revolution. Hooke conducted his scientific experiments outside the auspices of universities, and he was...

Selene (also known as Mene) is the personification and goddess of the moon in Greek mythology. Every night, she travels across the sky in her chariot, pulling the moon behind her. Selene is the daughter of the Titans Hyperion and Theia...