Tags
A tag is a keyword or label that categorizes your question with other, similar questions.
Evolution is the process of change in all forms of life over generations, and evolutionary biology is the study of how evolution occurs. The biodiversity of life evolves by means of mutations, genetic drift and natural selection.
80 questions
Any system by which some members of society act in an organized manner to promote adherence to the law by discovering and punishing persons who violate the rules and norms governing that society.
79 questions
Ophthalmology is the branch of medicine that deals with the anatomy, physiology and diseases of the eye.
75 questions
The state of the atmosphere, to the degree that it is hot or cold, wet or dry, calm or stormy, clear or cloudy.
71 questions
Use this tag for questions about terrorism or terrorist groups. Questions regarding recent news might be unanswerable.
71 questions
The study or practice of medicine as it relates to the oral cavity and related structures.
69 questions
The science comprising the study of solid Earth, the rocks of which it is composed, and the processes by which it evolves.
68 questions
The activity, set of institutions, and processes for creating, communicating, delivering, and exchanging offerings that have value for customers, clients, partners, and society at large.
67 questions
A tool or instrument used in order to inflict damage or harm to living beings - physical or mental -, artificial structures, or systems.
66 questions
The primary means by which governments raise revenue. Taxes can be levied on almost any aspect of economic activity.
65 questions
65 questions
Barack Hussein Obama II (born August 4, 1961) was the 44th President of the United States from 2009 to 2017 and the first African American to hold the office. Obama previously served as a United States senator from Illinois, from January 2005 until he resigned following his election to the presidency in November 2008.
65 questions
A telecommunication medium for transmitting and receiving moving images that can be monochrome (black-and-white) or colored, with or without accompanying sound.
64 questions
Use this tag for questions on insects and spiders. Entomology is the scientific study of insects, a branch of arthropodology. Historically this also included other arthropods such as arachnids (spiders).
62 questions
Israel, officially the State of Israel, is a parliamentary democracy in the Middle East, on the south-eastern shore of the Mediterranean Sea. It borders Lebanon in the north, Syria in the northeast, Jordan and the West Bank in the east, Egypt and the Gaza Strip on the southwest, and the Gulf of Aqaba in the Red Sea to the south. In its Basic Laws Israel defines itself as a Jewish and Democratic State.
61 questions
Music is an art form whose medium is sound. Common elements of music are pitch (which governs melody and harmony), rhythm (and its associated concepts tempo, meter, and articulation), dynamics, and the sonic qualities of timbre and texture. The word derives from Greek μουσική (mousike), "(art) of the Muses."
60 questions
A global system of interconnected computer networks that use the standard Internet protocol suite to serve billions of users worldwide.
60 questions
websites and applications that enable users to create and share content or to participate in social networking.
59 questions
Mathematics is the science of numbers and shapes. Mathematics may also be considered a formal language to describe physics.
59 questions
Devices designed to create extremely large explosions by exploiting nuclear processes within atoms. Fission devices use energy released by slitting large nuclei; fusion devices use the energy released by merging small nuclei. Many devices use fission to trigger fusion.
56 questions
The sciences of statistics and systematic analysis applied to the causes of health and disease.
56 questions
Questions about pathology; impairments of health or a condition of abnormal bodily functions.
56 questions
behavior involving physical force intended to hurt, damage, or kill someone or something.
53 questions
texts which various religious traditions consider to be sacred, or central to their religious tradition.
53 questions
Use this tag for questions explicitly about health approaches that revolve around exercise and diet as a means to attain health.
53 questions
the energy released during nuclear fission or fusion, especially when used to generate electricity.
52 questions
The fertilization and development of one or more offspring, known as an embryo or fetus, in a woman's uterus.
51 questions