Newton Running shoes are designed by runners for runners to mimic the advantages of barefoot running (chi running).

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Newton Running shoes are built with Action/ReactionTM technology, which reduces impact, returns energy, and propels you forward so you can run faster,...

In response to a serious lack of women in computer science, GirlTECH works with teachers to promote the participation of girls and women. During GirlT...

Twin Cities Public Television (tpt) is a nonprofit organization based in Saint Paul, Minnesota, that operates four digital television channels, produc...

Eric Weisstein

The Khan Academy is a not-for-profit 501(c)(3) with the mission of providing a world-class education to anyone, anywhere. Despite being the work of o...

The Physics Classroom is an online interactive tutorial of basic physics concepts. The lessons use an easy-to-understand language to present common p...