Thermodynamics & Heat
Physics in Action
"Living" Crystal Colonies
These inanimate crystals form colonies under UV-light, like bacteria
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Physics@Home
Air Matters
You can detect the tiny mass of air with materials from around the house
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People in Physics
Lene Hau
In 1999, after years of practice, Lene Hau learned how to bicycle at the speed of light.
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Physics Buzz
Wildfire Science and Rothermel's Legacy
It's wildfire season in the western U.S., and one fire in particular has taken the spotlight this week. Burning thousands of acres, the High Park Fire has already killed one woman and destroyed over 100 structures near Fort Collins, CO.Two summers ago, t...
Writer's Gallery
Insatiable Birdie
Can a book inspire you as a child to grow up and solve one of the most famous mysteries of mathematics? Come take a peek inside Physics for Entertainment to find out. Originally published over seventy years ago in Russia, this classic book answers many fascinating questions that one might not even think are physics questions. “Can an invisible man see? Why are all cats grey when the candles are out?” The excerpt below explains the habits or our beloved drinking bird toy.










When your coffee or hot chocolate cools before you get to drink it, is because of thermodynamics, the study of energy, work, and heat often at the molecular and atomic level. This section explores the relationship between energy, work, and heat and how it impacts scientific studies and everyday life.