How To Count Past Infinity
AdultsMathSciencePhilosophyI'm very grateful to mathematician Hugh Woodin, Professor of Philosophy and Mathematics at Harvard, for taking the time on multiple occasions to discuss this topic with me and help me wrap my (finite) head around it.
Why is Mount Everest so tall?
AdultsNatureWorldScience...At 8,850 meters above sea level, Qomolangma, also known as Mount Everest, has the highest altitude on the planet. But how did this towering formation get so tall? Michele Koppes peers deep into our planet's crust, where continental plates collide, to find the answer.
50 ft Flamethrower in 4K Slow Motion
AdultsFilmInternet CultureScience...Gav and Dan discover that often, some of the most beautiful things in life are the same things that will take your face right off.
Pushing the Envelope
AdultsScienceTechnologyNew Shepard flew again on April 2, 2016 reaching an apogee of 339,178 feet or 103 kilometers. It was the third flight with the same hardware.
The power of the placebo effect
AdultsHealthScienceWellnessThe placebo effect is an unexplained phenomenon wherein drugs, treatments, and therapies that aren't supposed to have an effect - and are often fake - miraculously make people feel better. What's going on? Emma Bryce dives into the mystery of placebos' bizarre benefits.
The invisible motion of still objects
AdultsPhysicsScienceMany of the inanimate objects around you probably seem perfectly still. But look deep into the atomic structure of any of them, and you'll see a world in constant flux - with stretching, contracting, springing, jittering, drifting atoms everywhere.
How stress affects your brain
AdultsHealthMental HealthScienceStress isn't always a bad thing; it can be handy for a burst of extra energy and focus, like when you're playing a competitive sport or have to speak in public. But when it's continuous, it actually begins to change your brain. Madhumita Murgia shows how chronic stress can affect brain size, its structure, and how it functions, right down to the level of your genes.
Mind-Blowing Magic Magnets
AdultsPhysicsScienceTechnologyBrace yourselves for some exciting new technology - "Polymagnets"!
How do solar panels work?
AdultsGlobal WarmingTechnologyScience...The Earth intercepts a lot of solar power: 173,000 terawatts. That's 10,000 times more power than the planet's population uses. So is it possible that one day the world could be completely reliant on solar energy? Richard Komp examines how solar panels convert solar energy to electrical energy.
Is radiation dangerous?
AdultsHealthScienceWhen we hear the word radiation, it's tempting to picture huge explosions and frightening mutations. But that's not the full story - radiation also applies to rainbows and a doctor examining an X-ray. So what is it, really, and how much should we worry about its effects? Matt Anticole describes the different types of radiation.
Transporters and Quantum Teleportation
AdultsPhysicsTransportationScience...How Transporters and Quantum Teleportation Work
Alaska Airlines Solar Eclipse Flight
AdultsNatureSpaceTransportation...You can't help but get excited when you fly with us and see a solar eclipse. We adjusted Flight #870 from Anchorage to Honolulu on March 8, 2016 just so our passengers could catch the solar eclipse from 35,000 feet.
What is deja vu? What is deja vu?
AdultsNeurosciencePsychologyScienceYou might have felt it -- the feeling that you've experienced something before, but, in reality, the experience is brand new. There are over 40 theories that attempt to explain the phenomenon of deja vu. Michael Molina explains how neuroimaging and cognitive psychology have narrowed down the theories that could explain that feeling you're having...again.
4 Logical Paradoxes!!
AdultsInternet CulturePhilosophyScience4 Logical Paradoxes That Will Boggle Your Mind
Pouring Molten salt into Water - Explosion!
AdultsFilmInternet CultureScience...I'm so glad I'm able to watch him do this crazily dangerous experiment at my safe, safe home.
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!
How do dogs "see" with their noses?s
AdultsBiologyPetsScienceYou may have heard the expression that dogs 'see with their noses.' But these creature's amazing nasal architecture actually reveals a whole world beyond what we can see. Alexandra Horowitz illustrates how the dog's nose can smell the past, the future and even things that can't be seen at all.