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  2. History of construction - Wikipedia

    en.wikipedia.org/wiki/History_of_construction

    It was a long, narrow timber dwelling built by the first farmers in Europe at least as early as 5000 to 6000 BC. Like all timber-framed and log structures ( stilt houses ) in early cultures, only the very lowest parts of the walls and post holes are unearthed in archaeological excavations; making reconstruction of the upper parts of these ...

  3. Ancient furniture - Wikipedia

    en.wikipedia.org/wiki/Ancient_furniture

    In order to build these kinds of furniture, tatami mats would be laid down. Concurrently, a low table or a free-standing shelf needed to be set in place. The byōbu is a multi-paneled screen covered in paintings. Each panel is called an andon. The name byōbu means "wind-shelter." It appeared in Japan at an unknown point in time.

  4. History of Earth - Wikipedia

    en.wikipedia.org/wiki/History_of_Earth

    The first eon in Earth's history, the Hadean, begins with Earth's formation and is followed by the Archean eon at 3.8 Ga. [2]: 145 The oldest rocks found on Earth date to about 4.0 Ga, and the oldest detrital zircon crystals in rocks to about 4.4 Ga, [34] [35] [36] soon after the formation of Earth's crust and Earth itself.

  5. History of architecture - Wikipedia

    en.wikipedia.org/wiki/History_of_architecture

    This style shares its name with its era, the Federal Period. The term is also used in association with furniture design in the United States of the same time period. The style broadly corresponds to the middle-class classicism of Biedermeier style in the German-speaking lands, Regency style in Britain and to the French Empire style.

  6. Geologic time scale - Wikipedia

    en.wikipedia.org/wiki/Geologic_time_scale

    The geologic time scale, proportionally represented as a log-spiral with some major events in Earth's history. A megaannus (Ma) represents one million (10 6) years.. The geologic time scale or geological time scale (GTS) is a representation of time based on the rock record of Earth.

  7. Earth phase - Wikipedia

    en.wikipedia.org/wiki/Earth_phase

    The Earth phase, Terra phase, terrestrial phase, or phase of Earth, is the shape of the directly sunlit portion of Earth as viewed from the Moon (or elsewhere extraterrestrially). From the Moon, Earth phases gradually and cyclically change over the period of a synodic month (about 29.53 days), as the orbital positions of the Moon around Earth ...

  8. List of oldest extant buildings - Wikipedia

    en.wikipedia.org/wiki/List_of_oldest_extant...

    In order to qualify for this list, a structure must: be a recognisable building; incorporate features of building work from the claimed date to at least 1.5 metres (4.9 ft) in height; be largely complete or include building work to this height for most of its perimeter. contain an enclosed area with at least one entry point.

  9. Timeline of natural history - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_natural_history

    c. 4,500 Ma – Sun enters main sequence: a solar wind sweeps the Earth-Moon system clear of debris (mainly dust and gas). End of the Early Bombardment Phase. Basin Groups Era begins on Earth. c. 4,450 Ma – 100 million years after the Moon formed, the first lunar crust, formed of lunar anorthosite, differentiates from lower magmas. The ...