The adjusted r-squared is helpful for multiple regression and corrects for erroneous regression, giving you a more accurate correlation coefficient. If you look at the multiple regression we did, ...

One in five households has known water issues. More than 60% have never had their water tested. Many homeowners are investing in whole-home treatment technology. A few years back, my wife and I ...

Scents can influence the way you feel, both mentally and physically. That’s the idea behind aromatherapy, a practice that uses essential oils to help reduce stress, boost mood, and support overall ...

This week's question comes from Regina, who asks about one of the basic elements of our weather, "Why do clouds form?" Meteorologist Rob Shackelford: This might sound like a weird analogy, but I need ...

Games Do you know Jack? Take our quiz that's all about videogame characters named (or not named) Jack! Games How well do you know videogame dogs? Sink your teeth into our canine quiz! Roguelike How ...

Federal officials made a high-seas interception of hundreds of thousands of pounds of two different precursor chemicals that are used to make methamphetamine, a shipment they say came from China and ...

Ctrl+F is a keyboard shortcut that lets you find words or phrases within a document or a webpage on a Windows computer. If you didn’t know such a shortcut existed, don’t worry. You’re not the only ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Studs run vertically behind the drywall in your home or apartment. Knocking, using ...

About a third of Americans (34%) say they almost always or often see people behaving rudely when they’re out in public. Of course, what feels rude to one person might seem perfectly fine to someone ...

One of the biggest worries for retirees is coping with declining health. Will you have to move into a care facility? Will you be able to afford it? What if you run out of money? Morey Stettner is a ...

A computer scientist is struggling to trust their postdoctoral research adviser after negative experiences with the previous two. How do you find one that’s right for you? I am a postdoc working at an ...