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Males are attracted to the one-billionth of a gram of pheromones released by a female moth for location.
The model scales the entire solar systemboth planet size and distances between themdown to one five billionth of its actual size.
The negative gravitational energy of the earth, for example, is less than a billionth of the positive energy of the matter particles the earth is made of.
An attogram is one-thousandth of a femtogram, which is one-thousandth of a picogram, which is one-thousandth of a nanogram, which is a billionth of a gram.
A nanometer is one-billionth of a meter.
The motor, the world's smallest electric motor, is just a nanometer (billionth of a meter) across (60,000 times smaller than the thickness of a human hair).
Specifications call for a pulse of 100 billionths of a second, about a million times shorter than exposures achieved with a high-end conventional camera.
The team cooled fermionic lithium-6 to less than 150 billionths of one kelvin above absolute zero using infrared laser cooling.
By contrast, the time taken to access a given byte of information stored in random-access memory is measured in billionths of a second, or nanoseconds.
Put simply, it is the application of material sciences at around the nanometre scale—that is, one billionth of a metre.
A nanometre is one billionth of a metre, or approximately 10 hydrogen molecules lying end to end.
In 1973 the one billionth barrel of oil was pumped from the nearby oil field.
A nanometer is a billionth of a meter.
The park also features a model, in 1:1 billionth scale, of the sun and inner planets of our solar system.
The ear can normally detect 1-billionth of an atmosphere of sound pressure level, hence it is incredibly sensitive.
