A group of diseases involving abnormal cell growth with the potential to invade other parts of the body....
Italian explorer who completed four voyages to the Americas, opening permanent contact....
Art music produced in Western traditions, typically featuring complex structure and instrumentation....
A branch of mathematics involving derivatives, integrals, limits, and infinite series....
The last active ruler of the Ptolemaic Kingdom of Egypt, renowned for her intelligence and alliances....
Long-term shifts in global temperatures and weather patterns, largely driven by human activity....
The study of cell structure, function, and behavior as the basic unit of life....
A set of fundamental principles or established precedents that govern a state....
The world's most populous country and one of the oldest civilizations in history....
The practice of securing communications through codes and ciphers....