The issue: Many runners (particularly women) report that their fitness trackers tell them they’re exercising in a higher zone ...

Expect the unexpected, the saying goes, and that was certainly true in 2025. President Donald Trump was a major source of global and domestic disruption, but the year’s instability was also driven by ...

A movement to help students understand rather than memorize has had sprawling effects, including pushback on teaching methods ...

The University of Arizona’s Center of the Recruitment and Retention of Mathematics Teachers (CRR) is offering strategies to ...

A research team affiliated with UNIST has unveiled a novel AI system capable of grading and providing detailed feedback on ...

These days, large language models can handle increasingly complex tasks, writing complex code and engaging in sophisticated ...

Why does cancer sometimes recur even after successful treatment, or why do some bacteria survive despite the use of powerful ...

National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

A day Star Wars fans never thought would happen is finally happening. Lucasfilm and Disney are rereleasing the original ...