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41Saturn V — Infobox rocket caption = The first Saturn V, AS 501, before the launch of Apollo 4 name = Saturn V function = Manned LEO and Lunar launch vehicle manufacturer = Boeing (S IC) North American (S II) Douglas (S IVB) country origin = United States… …
42VHS — Infobox media name = Video Home System | caption = Top view of VHS cassette with ruler for scale type = Video recording media encoding = FM on magnetic tape common lengths = 120, 160 minutes (Standard Play Mode) unusual lengths = 5, 10, 15, 30,… …
43PlayStation 3 — PS3 redirects here. For other uses, see PS3 (disambiguation). PlayStation 3 …
44Western Digital — Corporation Type Public (NYSE: WDC) Industry Computer hardware …
45Water heating — is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating. In industry, both hot water and water heated to steam have… …
46Electrical grid — Power Grid redirects here. For the board game, see Power Grid (board game). For other uses, see Grid (disambiguation). General layout of electricity networks. Voltages and depictions of electrical lines are typical for Germany and other European… …
47Binary prefix — Prefixes for bit and byte multiples Decimal Value SI 1000 k kilo 10002 M mega …
48Database — A database is an organized collection of data for one or more purposes, usually in digital form. The data are typically organized to model relevant aspects of reality (for example, the availability of rooms in hotels), in a way that supports… …
49Northeast Blackout of 2003 — The Northeast Blackout of 2003 was a massive widespread power outage that occurred throughout parts of the Northeastern and Midwestern United States, and Ontario, Canada on Thursday, August 14, 2003, at approximately 4:15 pm EDT (20:15 UTC), with …
502011 Tōhoku earthquake and tsunami — 2011 Miyagi earthquake redirects here. For the aftershock that occurred on 7 April, see April 2011 Miyagi earthquake. 2011 Tōhoku earthquake and tsunami 東日本大震災 An aerial view of damage in the Tōhoku region with black smoke coming from the Nippon… …
