Ad
related to: latest discoveries and inventions for girls ages 10 to 13 months old
Search results
Results From The WOW.Com Content Network
Invented in 1952 by Virginia Apgar. Disposable diapers. The first disposable diaper was invented in 1946 by Marion Donovan, a professional-turned-housewife who wanted to ensure her children's cloth diapers remained dry while they slept. [12] Donovan patented her design (called 'Boaters') in 1951.
The Lower Paleolithic period lasted over 3 million years, during which there many human-like species evolved including toward the end of this period, Homo sapiens.The original divergence between humans and chimpanzees occurred 13 (), however interbreeding continued until as recently as 4 Ma, with the first species clearly belonging to the human (and not chimpanzee) lineage being ...
This is a timeline of women in science, spanning from ancient history up to the 21st century. While the timeline primarily focuses on women involved with natural sciences such as astronomy, biology, chemistry and physics, it also includes women from the social sciences (e.g. sociology, psychology) and the formal sciences (e.g. mathematics ...
Gitanjali Rao is an American inventor, author, social activist, and a STEM student and advocate. Rao won the Discovery Education 3M Young Scientist Challenge in 2017 [1][2] and was recognized on Forbes 30 Under 30 for her innovations. [3] Rao was named Time 's top young innovator of 2020 for her innovations and "innovation workshops" she ...
The extent of the Indus Valley Civilisation. This list of inventions and discoveries of the Indus Valley Civilisation lists the technological and civilisational achievements of the Indus Valley Civilisation, an ancient civilisation which flourished in the Bronze Age around the general region of the Indus River and Ghaggar-Hakra River in what is today Pakistan and northwestern India.
Rebecca "Becky" Schroeder (born 1962) is an American inventor and one of the youngest females to be granted a U.S. patent. [1][2][3] When Becky was 10 years old she thought of using a backing sheet of paper with phosphorescent lines that could be placed under writing paper that would allow her to write even with no other light available.
The Indian monk Atisha (980–1054 CE) introduced the Indian practice of printing on cloth prayer flags to Tibet. [ 74 ] Tanning (leather) – Ancient civilizations used leather for waterskins, bags, harnesses and tack, boats, armour, quivers, scabbards, boots, and sandals.
Actinium by André-Louis Debierne in 1899. [ 54 ][ 55 ] Discovery of the Grignard reaction or Grignard reagent by Victor Grignard [ 56 ] in 1900. Verneuil process (method to manufacture synthetic gemstones) by Auguste Verneuil in 1902. Laminated glass by the French chemist Edouard Benedictus in 1903.