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  1. 1 day ago · Wikipédia en français est l' édition de Wikipédia en langue française. Son code est fr . L'espace de Wikipédia en français est créé le 11 mai 2001 n 1. La première version connue de Wikipédia en français voit le jour le 19 mai 2001 à 1 h 5. Les trois premiers articles sont à caractère scientifique et datent du 4 août 2001.

    • En activité
    • Français
    • 23 mars 2001 (23 ans)
    • fr.wikipedia.org
  2. en.wikipedia.org › wiki › UltravioletUltraviolet - Wikipedia

    1 day ago · Ultraviolet ( UV) light is electromagnetic radiation of wavelengths of 10–400 nanometers, shorter than that of visible light, but longer than X-rays. UV radiation is present in sunlight, and constitutes about 10% of the total electromagnetic radiation output from the Sun. It is also produced by electric arcs, Cherenkov radiation, and ...

  3. en.wikipedia.org › wiki › TextileTextile - Wikipedia

    1 day ago · The textile is a component of basic needs like food and shelter. Textiles are everywhere in our lives, from bath towels to space suits. Textiles help humans by comforting, protecting, and extending their lives. Textiles meet our clothing needs, keeping us warm in the winter and cool in the summer.

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