What Causes Heartburn? [Science Video]

Humans have been battling heartburn for hundreds, if not thousands, of years. But recently the incidence has risen, making it a common complaint worldwide. What causes this problem, and how can it be stopped? Rusha Modi details the causes and treatments of heartburn. [TED Ed]

Earth’s Next Balance Patch: Climate Change [Video]

Some might call it a hotfix… [TierZoo]

Testing Gamer vs Non-Gamer Brains: How Video Games Affect You [Video]

Can video games help improve hand-eye coordination? Can they help train your brain and improve your cognitive abilities? WIRED Senior Editor Peter Rubin tests his skills against a pro sports gamer to find out if gaming can improve your brain and body. [Wired]

Why Avocados Should NOT Exist [Video]

The avocado is highly regarded by many people as delicious and nutritious, but the most extraordinary thing about avocados may be their very existence. [SciShow]

Why You’ll Never See Your Eyes Move in a Mirror

Your brain does a lot to smooth out your visual experience of the world… including the closest thing we have to time travel. [SciShow]

Nitinol: The Shape Memory Effect and Superelasticity Explained [Science Video]

This this video, Bill “The Engineer Guy” demonstrates the temperature-dependent shape memory of nitinol metal. He explains how “twinning” in the crystal structure of nitinol produces the memory effect. He shows a nitinol-based engine that is powered by temperature differences. He closes the video with a description of superelasticity, a phenomenon related to the memory […]

Apollo 11’s Journey to the Moon, Annotated

Apollo 11 launched on July 16, 1969, carrying Neil Armstrong, Buzz Aldrin, and Michael Collins on a journey to pull off humankind’s first moon landing. The eight-day journey was made possible by the careful deconstruction of the Saturn V rocket and Apollo spacecraft, and made use of a technique of docking components of the spacecraft […]

How a Dragonfly’s Brain is Designed to Kill [Science Video]

Dragonflies can catch prey with near perfect accuracy, the best among all predators. But how does something with so few neurons achieve such prowess? Neuroscientist Greg Gage and his colleagues explore how a dragonfly unerringly locks onto its preys and captures it within milliseconds using just sensors and a fake fly. [TED]