What does it mean to be a refugee?
AdultsPoliticsSocietyHumanAbout 60 million people around the globe have been forced to leave their homes to escape war, violence and persecution. The majority have become Internally Displaced Persons, meaning they fled their homes but are still in their own countries.
What Happens When Your Brain Is Split
AdultsHumanMental HealthNeuroscience...What Happens When Your Brain Is Split In Two - And You Survive?
Why do some people have seasonal allergies?
AdultsHealthHumanBiology...Ah, spring. Grass growing, flowers blooming, trees budding. For those with allergies, though, this explosion of new life probably inspires more dread than joy. So what's behind this annual onslaught of mucus? Eleanor Nelsen explains what happens when your immune system goes rogue.
The psychology behind irrational decisions
AdultsHumanPsychologyOften people make decisions that are not "rational" from a purely economical point of view - meaning that they don't necessarily lead to the best result. Why is that?
The science of skin color
AdultsHumanScienceTechnology...When ultraviolet sunlight hits our skin, it affects each of us differently. Depending on skin color, it'll take only minutes of exposure to turn one person beetroot-pink, while another requires hours to experience the slightest change.
How do schools of fish swim in harmony?
AdultsBiologyHumanNeuroscienceHow do schools of fish swim in harmony? How do the tiny cells in your brain give rise to the complex thoughts, memories, and consciousness that are you?
Do Blind People Understand Vision? TommyEdisonXP
AdultsDisabilityHumanTommy Edison, who has been blind since birth, talks about his understanding of vision, what impresses him about sight, and one fear that's motivated by blindness.
What would happen if you didn't drink water?
AdultsBiologyHealthHumanWater is essentially everywhere in our world, and the average human is composed of between 55 and 60% water. So what role does water play in our bodies, and how much do we actually need to drink to stay healthy? Mia Nacamulli details the health benefits of hydration.
This Is the Most Amazing Biomimetic Robot Hand You've Ever Seen
AdultsBiotechnologyHumanScienceThird arm? Robot tentacle? My dreams of having extra tentacles may come true!
The Specious Present
AdultsHumanNeurosciencePsychology...What is the specious present? And how do our brains perceive time?
Why are some people left-handed?
AdultsData ScienceHistorySociety...Today, about one-tenth of the world's population are southpaws. Why are such a small proportion of people left-handed -- and why does the trait exist in the first place? Daniel M. Abrams investigates how the uneven ratio of lefties and righties gives insight into a balance between competitive and cooperative pressures on human evolution.
GoPro: Pelican Learns To Fish
AdultsAnimalsHumanRelationships...After being separated from his flock during a storm, Bigbird the pelican was taken in by the staff at a safari camp. Jeffrey, the camp manager, took Bigbird out each morning to fish and developed an unlikely friendship.