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  2. Ness (Irish mythology) - Wikipedia

    en.wikipedia.org/wiki/Ness_(Irish_mythology)

    Ness (Irish: Neasa, Old Irish: Ness), also called Nessa, is a princess of the Ulaid and the mother of Conchobar mac Nessa in the Ulster Cycle of Irish mythology. Her father is Eochaid Sálbuide , king of the Ulaid.

  3. Biological life cycle - Wikipedia

    en.wikipedia.org/wiki/Biological_life_cycle

    In biology, a biological life cycle (or just life cycle when the biological context is clear) is a series of stages of the life of an organism, that begins as a zygote, often in an egg, and concludes as an adult that reproduces, producing an offspring in the form of a new zygote which then itself goes through the same series of stages, the ...

  4. Timeline of the evolutionary history of life - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_the...

    The earliest evidence for life on Earth includes: 3.8 billion-year-old biogenic hematite in a banded iron formation of the Nuvvuagittuq Greenstone Belt in Canada; [30] graphite in 3.7 billion-year-old metasedimentary rocks in western Greenland; [31] and microbial mat fossils in 3.48 billion-year-old sandstone in Western Australia. [32] [33 ...

  5. Life cycle ritual - Wikipedia

    en.wikipedia.org/wiki/Life_cycle_ritual

    A life cycle ritual is a ceremony to mark a change in a person's biological or social status at various phases throughout life. [1] Such practices are found in many societies and are often based on traditions of a community. [1] Life cycle rituals may also have religious significance that is stemmed from different ideals and beliefs. [1]

  6. History of life - Wikipedia

    en.wikipedia.org/wiki/History_of_life

    The history of life on Earth traces the processes by which living and extinct organisms evolved, from the earliest emergence of life to the present day. Earth formed about 4.5 billion years ago (abbreviated as Ga, for gigaannum) and evidence suggests that life emerged prior to 3.7 Ga. [1] [2] [3] The similarities among all known present-day species indicate that they have diverged through the ...

  7. Life cycle - Wikipedia

    en.wikipedia.org/wiki/Life_cycle

    Enterprise life cycle, the process of changing a business enterprise; Project life cycle; Product lifecycle, the stages in the lifespan of a commercial or consumer product; New product development, the process of bringing a new product to market; Life-cycle assessment, the analysis of the environmental impacts associated with a product

  8. Scottish mythology - Wikipedia

    en.wikipedia.org/wiki/Scottish_mythology

    The centrepiece of the Ulster Cycle is the Táin Bó Cúailnge. Other important Ulster Cycle tales include The Tragic Death of Aife's only Son, Fled Bricrenn "Bricriu's Feast", and Togail Bruidne Dá Derga "The Destruction of Da Derga's Hostel". This cycle is, in some respects, close to the mythological cycle of the rest of the Gaelic speaking ...

  9. Creation of life from clay - Wikipedia

    en.wikipedia.org/wiki/Creation_of_life_from_clay

    In context, though, Egyptians more generally believed in a cyclical view of time and rebirth. This meant humans were seen as part of a continuous cycle of creation and destruction, not necessarily originating from a single pair. Just as often, for example, the god Ptah was said to have created the world, including humans, from an act of speech ...