A solution to part of the Cohen-Lenstra conjecture helps resolve a long-standing mystery about quadratic forms ...

Today, I was eating at the Japanese family restaurant 'Mingei'. At the table next to me were a mother and her 6th-grade son. I am currently writing a book on calculation techniques called 'Adult ...

Drawings obtained by The New York Times show the columns called for additional steel plates, but engineers reviewing site photos said they appeared to be missing. Dotted lines show where structural ...

Another White House renovation project is ramping up as President Donald Trump extends his makeover of the presidential residence to the columns outside the main entrance. Photos show workers hung a ...

Crews have draped tarps over the towering stone columns on the north side of the White House, where work is underway to scrape away decades of paint. PBS News' Liz Landers asked the Trump ...

Add Yahoo as a preferred source to see more of our stories on Google. Workers place a drape around the North Portico of the White House, on Thursday. - Samuel Corum/Sipa USA/AP The White House North ...

The White House North Portico is covered with significant scaffolding, now covered by a drape, that’s gone up in recent days as workers rehabilitate the exterior columns at President Donald Trump’s ...

Officials also find multiple cracks and sagging floors in building that is being converted into apartments A high-rise building in Manhattan was deemed unstable on Tuesday after authorities determined ...

President Donald Trump has already orchestrated makeovers of several iconic parts of the White House, including the Rose Garden lawn and East Wing, and now renovations are underway on the building's ...

Alabama's plans to execute a death row inmate using nitrogen gas appeared to be thwarted Tuesday by a federal judge permanently blocking the state from using that method, declaring it violates the ...

Column-mounted gear shifters are one of those classic car features that today's generation may not know about. Though they might be considered a relic now, these shifters were once the norm for cars ...