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 ...

Follow this section to personalize your feed and get instant alerts. WHY FOLLOW? Update your preferences in Account Settings Personalized Content Follow this tag to personalize your feed and get ...

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 ...

See more of our coverage in your search results.Encuentra más de nuestra cobertura en los resultados de búsqueda. Add The New York Times on GoogleAgrega The New York Times en Google If you want to ...

The number of untraceable homemade guns recovered at crime scenes has fallen since the enactment of rules restricting the sale of the weapons, according to law enforcement statistics. By Glenn Thrush ...

Polymer80 sold component kits that are easily assembled into working handguns that couldn't be traced. Regulatory pressure and lawsuits appear to... 'Ghost gun' maker goes dark 'Ghost gun' maker goes ...

Gun control groups are heralding the apparent closure of Polymer80 — one of the biggest makers of gun kits. The so-called “ghost guns” have become a target of federal regulators and lawsuits, but ...

A ghost gun manufacturer has ghosted its own attorney, even as it faces a lawsuit holding it accountable for the shooting death of a 16-year-old Bronx girl, according to a court filing. The attorney ...

Personnel issues can significantly impact a company’s productivity, revenue and overall success. Investing in your employees and creating a positive work environment can lead to higher employee ...

According to memes and social media posts, U.S. Vice President Kamala Harris is rumored to have once opined about dealing with problems, problems and more problems. The purported quote reads, "The ...

You’re telling me a giant computer on wheels is buggy? Who could have predicted? You’re telling me a giant computer on wheels is buggy? Who could have predicted? is transportation editor with 10+ ...

Inflation and the ability of Democrats and Republicans to work together top the public’s list of the biggest problems facing the country, with 62% of Americans describing inflation as a very big ...