science experiments

11.30.09

Distortion on TV

The science behind a soon-to-be-obsolete trick

By Adam Weiner Posted 04.01.2009 at 12:48 pm 2 Comments

It's physics demo day, and here we have the old "television picture distorted by a magnetic field" trick. Many of you may have observed this phenomenon directly, or even perpetrated this electromagnetic prank yourself. However, let's use the experiment to clarify some basic electromagnetic principles that are fundamental to the universe in which we live, as well as excellent for small talk at cocktail parties.

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READ MORE ABOUT > magnetism, magnets, science experiments, TVs, Video

The Periodic Table: Older Than It's Ever Been

The chemistry cornerstone celebrates its 140th birthday

By Chris Sweeney Posted 03.04.2009 at 11:44 am 2 Comments

Ah, the periodic table. The Rosetta Stone of chemistry, if you will. Well, today, this great tormentor of high school science students celebrates its 140th birthday, so lets take a quick look at a bit of the history behind this scientific gem.

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READ MORE ABOUT > chemistry, Chris Sweeney, elements, periodic table, science experiments

CEATEC 2007 Photo Roundup

By popsci Posted 10.08.2007 at 12:05 pm 0 Comments

CEATEC in Japan was bursting with techno gadgets. Some were full-fledged products with price tags, others simply way-out science experiments. Launch the gallery here for a quick roundup of things from both categories.

For our complete coverage of the show, click here. —Sean Captain

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READ MORE ABOUT > ceatec, price tags, roundup, science experiments, techno gadgets