Search Results: Analytical chemistry

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 system. In...

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 Royal Society...

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 that few had the education or opportunity...

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), a French...

The Meiji Restoration was a political event that took place in Japan in 1868. In it, the Tokugawa family, a warrior clan that had ruled Japan for more than 260 years, was overthrown by a group of political activists who proclaimed that their...

Sanskrit is regarded as the ancient language in Hinduism, where it was used as a means of communication and dialogue by the Hindu Celestial Gods, and then by the Indo-Aryans. Sanskrit is also widely used in Jainism, Buddhism, and Sikhism...

Plato (l. 424/423 to 348/347 BCE) is the pre-eminent Greek philosopher, known for his Dialogues and for founding his Academy in Athens, traditionally considered the first university in the Western world. Plato was a student of Socrates and...

Mary Wollstonecraft (1759-1797) was an Enlightenment philosopher who, as author of A Vindication of the Rights of Woman, is widely credited as the founder of feminism. Wollstonecraft called for equal education opportunities for men and women...

Titus Flavius Josephus (36-100 CE), was born Yosef ben Matityahu and became a 1st-century CE Jewish historian. He was a member of a priestly household in Jerusalem through his father’s side (the house and order of Jehoiarib), and his mother...