In 1876, Alexander Graham Bell built the first telephone that transmitted (传输) the human voice by electricity. There are many important events (事件) in the the history of computers. In 1936, Konrad Zuse built the first freely programmable computer. Eli Whitney patented (获得专利) the cotton...
Here are some inventions from different centuries.In 1876, Alexander Graham Bell built the first telephone that transmitted (传输) the human The telephone voice by electricity.There are many important events in the history of computers.In 1936, Konrad Zuse built the first freely programmable (可...
The authors present the main events in the People's Republic of 1952, trying to capture both the power struggle within the party and the drastic diminuation of private property.Cezar AvramMihaela Bărbieru
Important Dates, Events, and Milestones in Nevada History About 900 BCE, the Patayan and Anasazi Native Americans inhabit the Colorado River area in the region that becomes known as Nevada. And, by 1200 CE, the area is populated by substantial groups of Native Americans. Mojave Natives plant ...
Important Dates, Events, and Milestones in Texas HistoryOffers a chronological timeline of important dates, events, and milestones in Texas history.Corn farmers settle near the Presidio in the area where the Rio Grande and Rio Conchos join around 1500 BCE. It is now believed to be the oldest...
People give gifts in almost all countries. Gifts mark festivals and other important events. Some gifts are expensive, or they may take months to create. Others are of less ___, such as birthday cards. Gift-giving is often a process of exchange.___ you receive a birthday gift from someon...
Steve Chmelarinvented the foam finger or foam hand often seen at sporting events and political rallies, and he can thank Miley Cyrus for finally getting the credit he deserves. FOOTBALL The invention of football, American style. FOOTBAG
By contrast, the P cycle is termed "imperfect", as turnover of the buried sedimentary reservoir is determined by tectonic events acting over tens and hundreds of million years32. Nonetheless, although both elements are relatively abundant in the Earth's surface (Supplementary Tables 1, 2), ...
winter7,8; the larvae of some sessile invertebrates move and identify suitable settlement locations guided by light levels equivalent to moonless overcast nights9; and polychaete worms, corals and echinoderms synchronise broadcast spawning events using monthly and annual variations in lunar light intensity...
Bone marrow cells from p130CasΔOCL– mice were able to differentiate into osteoclasts and wild-type cells in vitro. However, osteoclasts from p130CasΔOCL– mice failed to form actin rings and resorb pits on dentine slices. Although the initial events of osteoclast attachment, such as β3-...