In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

Curious about split keyboards, but overwhelmed by the myriad options for every little thing? You should start with ...

Regular Hackaday readers will no doubt be familiar with the work of Matthew Alt, AKA [wrongbaud]. His deep-dive blog posts ...

ETFs allow investment in diverse stocks or bonds through a single transaction. Investors can buy ETF shares on exchanges, where prices fluctuate throughout the day. ETFs offer benefits like lower ...

Open a brokerage account to start buying stocks online. Decide which stocks to purchase and determine share quantity. Invest regularly and diversify to build and grow your portfolio. A stock ...

The IAEA offers a variety of online learning courses, from beginner to expert level. They focus on a wide array of topics, from nuclear energy to safety and security, and from safeguards to nuclear ...