One idle evening last October, Mehtaab Sawhney took up an old pastime. He began perusing the website erdosproblems.com, an updated record of the 1,179 conjectures left behind by the eccentric and ...

What are the most pressing global crises in 2026? Each year, the International Rescue Committee’s (IRC) Emergency Watchlist identifies the countries at greatest risk of new or worsening humanitarian ...

Microsoft’s MSFT-0.46%decrease; red down pointing triangle Copilot chatbot has become central to its artificial-intelligence strategy as the company’s close partnership with OpenAI diminishes. But the ...

Electric outboards have long been pitched as the cleaner, quieter alternative to gas motors. But according to Blade, ideology alone isn’t enough to convince boaters to switch. The numbers actually ...

When people name the most important inventions in history, light bulbs are usually on the list. They were much safer than earlier light sources, and they made more activities, for both work and play, ...

LED light bulbs have surged in popularity over the past few years for several good reasons. They're energy-efficient, long-lasting, and versatile. Compared to traditional incandescent bulbs, LEDs use ...

Even for those who've never used a lawn mower before, getting it started up isn't too difficult a task. Make sure it has ample gas and oil, roll it onto a flat surface, pull down the engine stop lever ...

Entrepreneurs who build successful businesses often possess a unique ability to see what others don't—the critical bottlenecks hiding in plain sight that create frustration, inefficiency, and lost ...

Word problems try and tell students a story about the math problem in front of them. They are a useful way to connect abstract numbers to concrete situations, so students can learn early on to apply ...

We asked U.S. teens how common a variety of problems are among students at their school. Anxiety and depression tops the list, with 30% of teens saying it’s extremely or very common at their school.

God said, “Let there be light”—everyone knows that. But God did not specify what color light, and this would eventually prove problematic. In the age of the LED light bulb, consumers have an ...

In January 2020, just eight months into her tenure as CEO of Best Buy, Corie Barry learned about a novel coronavirus spreading in China. By early March, Barry was getting reports that the virus was ...