A device used for measuring temperature is called a thermometer.

Reptiles cannot use food to control their body temperatures. If a lizard is cold, it needs to move to a warmer location.

This simple experiment demonstrates the space air molecules take up as they are heated and cooled.

In this episode of Crash Course Kids, Sabrina chats about how the properties of land and water differ enough for absorption and reflection.

Is there a temperature at which Celsius and Fahrenheit readings are the same?

This indicator examines U.S. and global surface temperature patterns over time.

This indicator describes trends in unusually hot and cold temperatures across the United States.

This feature provides a closer look at trends in temperature and drought in the southwestern United States.

This indicator describes trends in the amount of heat stored in the world’s oceans.

This indicator describes global trends in sea surface temperature.

This indicator examines changing temperatures from the perspective of heating and cooling needs for buildings.

This indicator measures the length of the growing season in the contiguous 48 states.