Improving coseismic slip measurements

Geologists describe the process of an earthquake as occurring in three distinct phases. During the interseismic phase, strain builds up along a fault as adjacent pieces of crust catch onto one another and move in opposite ...

Making surgical instruments from medical waste

In Dutch hospitals, over a million kilos of blue 'wrapping paper' is used each year to keep medical instruments sterile. After they have been used, they create an enormous mountain of waste. TU Delft researchers Tim Horeman ...

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An instrumental is a musical composition or recording without lyrics or any other sort of vocal music; all of the music is produced by musical instruments. This term is used when referring to popular music rather than to other musical genres such as European classical music. In commercial music, instrumental tracks are sometimes renditions of a corresponding release that features vocals, but may also be compositions originally conceived without vocals. An instrumental version of a song which otherwise features vocals is also known as a -1 (pronounced minus one).

Instrumentals that have reached #1 on the Billboard Hot 100 include

Since the release of "Sandstorm", no instrumental has reached the top of the Billboard chart.

This text uses material from Wikipedia, licensed under CC BY-SA