As part of its year-long 35th anniversary celebration of the company’s entry in the handheld calculator business, HP also named the winners of its nationwide calculator video contest. The HP 35s pays ...

While it's too big to fit in your pocket, the 35s follows in the tradition of a long series of handheld calculators. Every once in a while, I come across a product where I say, I've got to take that ...

Feel that? That's the unexpected stir of nostalgia welling inside your dorktic-loin. Rest easy, you're not alone. In fact, that picture aroused a deeply seeded HP fanboi-ism long obscured by thick ...

Pictured above is the HP-35, Hewlett-Packard’s first pocket calculator and the world’s first scientific pocket calculator. The HP-35 was available from 1972 to 1975, and retailed then for $395 (more ...

[Michel Jean] asked a question few others might: what exactly is going on under the hood of a classic HP scientific calculator when one presses the ∫ key? A numerical integration, sure, but how ...