2 days ago · Mexico, officially the United Mexican States, is a country in the southern portion of North America. It covers 1,972,550 km2 (761,610 sq mi), making it the ...

History · Name of Mexico · List of states of Mexico · Geography

1 hour ago · Brazil, officially the Federative Republic of Brazil, is the largest and easternmost country in South America and Latin America.

History of Brazi · Demographics · Geography · Culture of Brazil

2 days ago · For most adults, normal blood pressure at rest is within the range of 100–140 millimeters mercury (mmHg) systolic and 60–90 mmHg diastolic. For most adults, ...

Management of hypertension · Essential hypertension · History of hypertension

6 days ago · The Zapruder film is a silent 8mm color motion picture sequence shot by Abraham Zapruder with a Bell & Howell home-movie camera, as United States President ...

Abraham Zapruder · Kempler video · Orville Nix · Bell & Howell

3 days ago · A period of one thousand years may be known as a chiliad or, more often from Latin, as a millennium. The number 1000 is also sometimes described as a short ...

6 days ago · An optical fiber, or optical fibre, is a flexible glass or plastic fiber that can transmit light from one end to the other. Such fibers find wide usage in ...

Multi-mode · Single-mode · Core · Fiber connector

5 hours ago · Estonia, officially the Republic of Estonia, is a country by the Baltic Sea in Northern Europe. It is bordered to the north by the Gulf of Finland across ...

6 days ago · IEEE 802.11 is part of the IEEE 802 set of local area network (LAN) technical standards, and specifies the set of medium access control (MAC) and physical ...

802.11 n-2009 · IEEE 802.11ac-2013 · 802.11 g-2003 · IEEE 802.11b-1999

3 days ago · A tsunami is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake.