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It is possible to make a material emit more radiation than it absorbs, violating the laws of physics in a way that could make ...

If you like the idea of sun-powered electricity, you'll warm right up to the idea of residential solar water heaters. Here's ...

Ways to hide from a thermal imager. Modern thermal imagers effectively cope with their work and can detect even weak thermal radiation. However, until they reach the peak of their development, people ...

Ahh, summer, a time of vacations at the beach or mountains—and sky-high electricity bills as your air conditioner labors ...

Our Sun emits light, heat, high-energy radiation and electrically charged particles into space that constantly bombard the Moon, which has no atmosphere or magnetic field.

When dangerous heat waves strike, what happens inside the human body can become a life-or-death battle decided by just a few degrees. Raising a person’s ordinary core temperature by just 7 de… ...

The image above, provided by NASA, highlights how all three heat-transfer methods (conduction, convection, and radiation) work in the same environment.

When dangerous heat waves strike, ... which takes into account humidity, solar radiation and wind. In the past, ... Sometimes it doesn't work.

When dangerous heat waves strike, what happens inside the human body can become a life-or-death battle decided by just a few degrees. How does heat kill? It confuses your brain.