Browse 850+ basic addition stock videos and clips available to use in your projects, or start a new search to explore more stock footage and b-roll video clips. Plus sign spinning on the stand. 4K ...

This repository helps teachers generate math worksheets for students based on whatever theme they wish. The generator creates plain and pirate themed math worksheets ...

The observed near flatness of galactic rotation curves has long been interpreted as evidence for large amounts of non-baryonic dark matter. Here we show that this phenom ...

When cold weather comes, it's a lot harder for birds to find food they can count on. This is why they often turn to backyard feeders to get through the winter season. Many of the common birdseed mixes ...

Bengaluru-based educators Rajesh A Rao, Ravindra S Rao and Deepa L B Rajeev were among the winners of the Infosys ...

A group of teenagers are helping provide hygiene kits to homeless shelters across Ohio. Olentangy High School senior Hersh ...

This week on Rule Breaker Investing, Motley Fool co-founder David Gardner is joined by Raj Sisodia and Nilima Bhat, ...

Western Digital earns a neutral rating despite strong AI/cloud storage demand and solid margins; downside risk and BB+ Fitch ...