When room-temperature washers are placed in hot water, the temperature of the washers increases and the temperature of the water decreases. Energy from the water is transferred to the washers. When ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. Not only people need to stay cool, especially in a summer of record-breaking ...

The heat index, or apparent temperature, combines air temperature and relative humidity to indicate how hot it feels. High humidity slows sweating, the body's natural cooling system, making ...