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

Look at headline CPI and PCE to understand broad direction. Then pay attention to components that matter most to your ...

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

Kickoff from Soldier Field in Chicago is set for 1 p.m. ET. The Bears are 4.5-point favorites in the latest Giants vs. Bears ...

Saturday Night Live” star Chloe Fineman sits down with TODAY’s Jenna Bush Hager and guest co-host Leslie Bibb to talk about ...

Two of the NFL's best clash when the AFC East-leading New England Patriots (7-2) visit the NFC South-leading Tampa Bay ...

To investigate this, we simultaneously recorded the brain activity from pairs of players as they played 480 rounds of rock, ...

Lehigh researchers create new method that improves consistency between predicted and observed data. An international team of mathematicians led by Lehigh University statistician Taeho Kim has ...

Mathematician Grigori Perelman solved the Poincaré conjecture, and then rejected the $1 million prize that came with it.

This project implements linear regression from scratch, using only Python and math — no machine learning libraries like scikit-learn are used. It's a great educational example of how linear regression ...