This lesson covers solved numerical problems on molarity, molality, mole fraction, and percentage concentrations to help you ...

The best way to fix Americans’ cost-of-living problem is to give workers bigger raises, Federal Reserve Chair Jerome Powell said last week. The problem: That solution looks broken, too. The US job ...

I regard building and sustaining a loving marriage as one of the most—maybe even the most—important life focus. Why? Much research has established that marriage generally brings major benefits to ...

Modern electronics don't always work the way they should. While smashing your glitchy device with a hammer would make you feel better, there are solutions you can try first. This is especially true ...

That’s how Meta’s chief AI scientist Yann LeCun described the blowback after OpenAI researchers did a victory lap over GPT-5’s supposed math breakthroughs. Google DeepMind CEO Demis Hassabis added, ...

Making a plug-in hybrid vehicle is quite complicated. There’s a combustion engine and an electric motor that need to be meshed together. Different automakers employ disparate strategies for how to ...

We meet a solutions architect who tells us that his defining characteristic is curiosity, and that for him success is in solving problems with technology, for people. In a recent episode of the First ...

Professor of Law and Associate Dean for International Affairs, Wake Forest University While U.S. and global solutions seem far off, policies to limit harm from microplastics are gaining traction at ...

Microplastics seem to be everywhere—in the air we breathe, the water we drink, the food we eat. They have turned up in human organs, blood, testicles, placentas and even brains. While the full health ...

Poornika Ananth does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Consider someone who’s perfectly content with their office chair. It’s not ergonomic, it doesn’t have lumbar support, but it works. Then, during a meeting or a visit to a friend’s office, they sit in ...