Scientists generally use Celsius (also known as Centigrade) for most scientific work. Here's why:

* International Standard: The Celsius scale is the standard unit of temperature in the International System of Units (SI), which is the globally accepted system for scientific measurements.

* Simplicity and Consistency: The Celsius scale is based on water's freezing and boiling points, making it a more intuitive system for scientific calculations and comparisons.

* Scientific Instruments: Most scientific instruments, such as thermometers and lab equipment, are calibrated in Celsius.

While Fahrenheit is still used in some countries for everyday purposes, it's less common in scientific research and publications.