Tube

Tube may refer to:

Electronics
 vacuum tube, a component of electronics
 cathode ray tube, a common component of electronics such as televisions and other displays
 Tube, An expansion bus on the BBC Micro computer

Food
 Yoplait Tubes, the Canadian name for Go-Gurt portable yog(o)urt

Geometry
 A hollow cylinder.

Mechanics
 pneumatic tube, transportation using compressed air
 inner tube, a part of a tire

Media
 The Tube (TV series), a music related TV series by Channel 4 in the United Kingdom
 TUBE, a Japanese pop group
 Tube (game), a freeware game from Bullfrog Productions, released in 1995
 Tube (movie), a South Korean movie
 Tube & Berger, the alias of Dance/Electronica producers Arndt Rörig and Marco Vidovic from Germany
 YouTube, a website that allows users to upload, view, and share video clips
 PornoTube, a website with adult material
 Peter 'Tubes' Dale, aka Tubes from the Soccer AM television show
 Series of tubes, an Internet meme and analogy for the Internet used by United States Senator Ted Stevens in reference to net neutrality

Music
 The Tubes, a San Francisco-based New Wave band, popular in the 1970s and 1980s

Nature
 lava tube, found in volcanoes
 the inside of a hollow wave in surfing
 the flower tube (corolla tube)
 pollen tube

Packaging
 Tube (packaging), a packaging solution for pasty and viscous goods such as toothpaste

Photography
 extension tube, a tool for macro photography

Plumbing
 tubing (material), used in plumbing, irrigation, and other applications

Software
 Tubes (software), a software program that combines file sharing and web publishing technologies

Structural Engineering
 Tube (structure), a structural system involved in architectural engineering to help with building stability and wind resistance.

Theatre
 Blue Man Group's theatrical show, "TUBES", now called "Rewired."

Transportation
 The London Underground, London's subterranean train system, commonly known as the tube.
 Transbay Tube, an underwater rail tube across the San Francisco Bay

Related pages
 test tube, a piece of laboratory equipment used in science
 Pipe
 Microtube
 Nanotube