They haven’t been produced in decades, but [Chris Chung] has used some open source code to create DIY hardware version of the HP-41 Reverse Polish Notation (RPN) calculator. The open source code ...

Why reach for a bland, commercially available calculator when you be using a model that employs RPN (Reverse Polish ... everything you could wish for in a scientific calculator.

Chips in early Busicom calculators were made in the United States by Mostek, while those in the Bowmar and Canon were by Texas Instruments. Hewlett-Packard Corporation joined the market in early 1972 ...

For most of us, a calculator might have been superseded by Excel or an app on a phone, yet there remains a die-hard ...

Market Update Bitcoin hits new $75K high as Trump takes early election lead Bitcoin has broken past the $73,800 mark for the first time since March 13, briefly tapping $75,000, as election results ...

Mashable reviews quite a few laptops every year, and one of the most reliable laptop brands we've tested is HP. That said, multiple great options can be a double-edged sword. How do you narrow it ...

These are our favorite HP laptops from the company's OmniBook, Pavilion, Envy, Spectre and Transcend lines -- all tested and reviewed by CNET editors. Matt Elliott is a senior editor at CNET with ...

Scientific American covers the most important and exciting research, ideas and knowledge in science, health, technology, the environment and society. It is committed to sharing trustworthy ...

So whether you're looking for a svelte gaming rig or a versatile 2-in-1 that can be used for work and play, here are the best HP laptop deals you can get right now. HP is currently offering up to ...

For a versatile but affordable device, check out the HP Pavilion 14 2-in-1 laptop. With the ability to switch between laptop mode and tablet mode, you’ll be able to maximize its 14-inch Full HD ...

We cover the spread of Marburg virus, a stem cell treatment for diabetes and the way dolphins smile in this week’s news roundup.

HP — Hewlett Packard — is huge: It's the name on nearly 20% of every computer sold in 2023, placing it second behind Lenovo ...