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In this clip, Tollefson reflects on the nature of "individual" sports, such as track and field, that still have athletes as members of a team.

Meet five of the female athletes who knocked down barriers and created a path for the next generation.

Sanya Richards-Ross is a world champion and olympic gold medalist in track & field. Sanya credits many of her hardest lessons to struggles that she was able to overcome throughout her experience in sports.

Learn how these pioneers in sport paved a path for future generations.

As part of NBCUniversal, SportsEngine strives to recognize the value and impact of diverse perspectives in the youth and recreational space. Still, this month, we're taking an extra special moment to highlight those making their own Black History.

Reflexes and reaction time fuel the brain and helps NHL goalies stop pucks.

A wrist shot is also a perfect example of what's known in physics as projectile motion.

Scientists and ice technicians explain the science and math that goes into building and maintaining this surface through the long NHL season.

During a game, every movement of the puck follows the laws of physics and illustrates the concepts of force, impulse and collisions.

These pinpoint passes, requiring both magnitude and direction, are perfect examples of velocity vectors.