Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

Most of us probably have difficulty getting off our butts to get exercising, but some have it the other way around. They don’t know when they’ve had too much. And this might be a way to help those who ...

Artificial intelligence (AI) is increasingly prevalent, integrated into phone apps, search engines and social media platforms ...

Scientists from Oxford's Radcliffe Department of Medicine have achieved the most detailed view yet of how DNA folds and ...

Next time you're on social media consider this: one study evaluating influencer posts on Instagram found that 86 percent of nutrition content didn’t cite any scientific sources—and other research ...

If you want to get certified in the Microsoft Azure Developer Associate (AZ-204) exam, you need more than just study materials. You need to practice by completing AZ-204 practice exams, reviewing ...

Google has dropped a new pair of earbuds that do all the good things an A-series product always does, but should you skip the Pixel Buds 2a and go straight to the Pixel Buds 2 Pro? Here’s everything ...

Authorities in Missouri issued an arrest warrant for a man accused of ordering his 6-year-old daughter to repeatedly assault another girl on a school bus last week, officials said Tuesday. Maurice Fox ...

Venezuelan exiles and activists in South Florida say they are watching closely and with renewed hope after President Donald Trump announced a military strike on a vessel off the coast of Venezuela, ...

Large technology companies are spending furiously on artificial-intelligence infrastructure — despite the associated revenue not being there yet. That sort of backdrop has some on Wall Street ...