[Erich] is the middle of building a new competition sumo bot for 2018. He’s trying to make this one as open and low-cost as humanly possible. So far it’s going pretty well, and the quest to make DIY ...

A guide for engineers balancing performance, reliability, and manufacturability across today’s smart systems By Barry Brents, ...

Earth's magnetic north pole has shifted again, moving closer to Siberia and away from its previous position in Canada. This ...

Magnetic resonance imaging (MRI) is a non-invasive biomedical imaging technique that uses a strong oscillating magnetic field to induce endogenous atoms such as hydrogen, or exogenously added contrast ...

If you're reading this, congratulations on advancing to the second round of the 2025 fantasy football playoffs. Week 15 was a week of fantasy milestones. At quarterback, Trevor Lawrence posted a new ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Toby Walters is a financial writer, investor, and lifelong learner. He has a passion for ...

Risk management is a crucial concept every successful investor should champion. And it all starts with correct position sizing. Position sizing is vital to managing risk and avoiding the destruction ...

John Summa is the founder of OptionsNerd.com and has authored a number of books. He has 6+ years as a chief economist and derivatives strategist. Timothy Li is a consultant, accountant, and finance ...

Sleeping on the left side can help align the spine and reduce acid reflux. Back sleeping keeps the spine aligned but may worsen sleep apnea and snoring. Right-sided sleeping may improve heart health ...