What is a concussion? Probably not what you think it is. In this talk from the cutting edge of research, bioengineer (and former football player) David Camarillo shows what really happens during a concussion -- and why standard sports...

The Brodie helmet, widely used during the first World War, had some serious design flaws, . But thanks to those flaws we now have a staggeringly accurate map of the brain.

This video is answering the question of did Vikings wear horned helmets.

Howcast - Learn about bike safety and laws from Silk Road Cycles' Brendon Nicholas in this Howcast bicycle repair and maintenance video.

Howcast - Learn how a bike helmet protects you from racer Alexander Barouh in this Howcast road cycling video.

Howcast - Learn how serious a head injury can be and the importance of wearing a helmet in this Howcast video with coach Randy Taylor.

Howcast - Learn about motorcycle safety gear from professional motorcycle instructor Joonil Park in this Howcast video.

This video highlights a new innovation in Europe - a motorcycle helmet with a built-in headset for mobile phones. The helmet works with any Bluetooth-enabled cell phone, allowing motorcyclists to talk almost anywhere without the need for...

Army Band Innovation:A military brass band in Thailand reinvents itself with creativity, using old helmets, buckets, and pans salvaged from the barracks.

With a better understanding of ecosystems and their habitats, we are ready to discuss behavioral ecology. This looks at how organisms interact and how this effects the ecosystem. What is foraging? What about parasitism, or mutualism? How...

we dive deep into the fascinating world of survivorship bias and expose the secrets it conceals. Survivorship bias is a cognitive distortion that often distorts our perception of success, and in this eye-opening exploration, we'll...

Learn backward counting from 10-1 as the rocket launches in the sky

Cyclists can be a nuisance, running red lights, riding on the pavement ... but are they dangerous, and if not, is it a problem if they break the law? Peter Wallker, Guardian journalist and author of Bike Nation: How Cycling Can Save the...

Are you a football fan? So was I. But a few years ago, I learned some things that totally changed my mind. Football fans everywhere are prepping for the Super Bowl - the Big Game - but I’ll be sitting on the sidelines for this one and I...

This video provides an overview of the United Nations, its establishment, and how it operates in the world today. It explains the structure of the UN, including the General Assembly, Security Council, and various committees....

In this video, Jabzy brings us historical tidbits and unknown facts about Russian Hats

This video explores five fun facts about viking warriors.

Gladiators were the rock stars of the Roman Empire. But what was gladiator combat like? How did the slaves of the arena fight and survive over centuries worth of matches? Gladiator combat was a little different than movies would have you...

Research on former players of the National Football League shows that brain injury is linked to repeated blunt impact. But little is known about the connection between football, brain damage, and young players. A scientist in Texas...

This video is a lesson on the Olmec civilization, one of the earliest civilizations in the Americas. It discusses the mystery surrounding the origins and name of the Olmec people, as well as their achievements and cultural practices. The...

It's all bike safety today! New studies and old on Healthcare Triage News.

When numbers don't tell the full story