AJP publishes papers that meet the needs and intellectual interests of college and university physics teachers and students. Articles provide a deeper understanding of physics topics taught at the undergraduate and graduate level, insight into current research in physics and related areas, suggestions for instructional laboratory equipment and demonstrations, insight into and proven suggestions for better teaching methodologies, insight into how college students learn physics, information on historical, philosophical and cultural aspects of physics, annotated lists of resources for different areas of physics, and book reviews.

American Association of Physics Teachers

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Osmosis: Everything you know about it is (probably) wrong

Osmosis – the flow of a solvent across a semipermeable membrane from a region of lower to higher solute concentration – is a well-developed concept in physics and biophysics. The problem is that, even though the concept ...

Physicists design $100 handheld muon detector

At any given moment, the Earth's atmosphere is showered with high-energy cosmic rays that have been blasted from supernovae and other astrophysical phenomena far beyond the Solar System. When cosmic rays collide with the ...

Everyone loves a falling slinky

(Phys.org)—If a slinky is not at the top of your Christmas list you might want to think again. Making a slinky walk down steps or draping it over your arm to imitate a robot is fun but the coiled spring toy hides a more ...

'History Minute' that proved baseballs really do curve

(Phys.org)—The National Institute of Standards and Technology has released a "History Minute" video called "Thrown for a Curve," offering a recap of work done by Lyman Briggs and colleagues back in 1959, when he was head ...

Getting a smart tattoo without a needle

A tattoo that is warning you for too many hours of sunlight exposure, or is alerting you for taking your medication? Next to their cosmetic role, tattoos could get new functionality using intelligent ink. That would require ...

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