What Is Something?
AdultsPhysicsSpacePhilosophyScienceWhat is something? On the most fundamental level thinkable, what are things? Why are things? And why do things behave the way they do?
What Happens When Your Brain Is Split
AdultsHumanMental HealthNeuroscienceScienceWhat Happens When Your Brain Is Split In Two - And You Survive?
Why do some people have seasonal allergies?
AdultsHealthHumanBiologyScienceEnvironmentAh, 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.
Backwards Brain Bike
AdultsSportsGadgetsScienceExperimentsDestin from Smarter Every Day challenged me to learn to ride the Backwards Bran Bike for 50 meters.
How do we separate the inseparable?
AdultsPhysicsScienceTechnologyYour cell phone is mainly made of plastics and metals. It's easy to appreciate the process by which those elements add up to something so useful.
Flavored Oxygen Taste Test
AdultsHumorInternet CultureScienceCan we figure out what flavor oxygen we're breathing?
The threat of invasive species
AdultsEnvironmentNatureScienceMassive vines that blanket the southern United States, climbing high as they uproot trees and swallow buildings. A ravenous snake that is capable of devouring an alligator. Rabbit populations that eat themselves into starvation.
Smarter Every Day
AdultsTechnologyTransportationPhysicsScienceCan You Land A Helicopter Without Engine Power?
The Turing test: Can a computer pass for a human?
AdultsArtificial IntelligenceLanguageTechnologyScienceWhat is consciousness? Can an artificial machine really think? For many, these have been vital considerations for the future of artificial intelligence.
James Webb Space Telescope
AdultsSpaceTechnologyScienceKnown as Hubble's successor, it uses 18 mirror segments to collect light from galaxies billions of light years away.
NASA | A Year in the Life of Earth's CO2
AdultsTechnologyWorldScienceEnvironmentAn ultra-high-resolution NASA computer model has given scientists a stunning new look at how carbon dioxide in the atmosphere travels around the globe.
This Video Has Consumed 30.1 Household-Days of Electricity!
AdultsGlobal WarmingTechnologyScienceThe title of this video is changing every 10 seconds to reflect an estimate of the actual energy used just by people (like you!) watching it. Thanks to Jasper Palfree for doing the computer magic that makes that possible!
The reason you feel awful when you're sick
AdultsHealthNeuroscienceWellnessScienceIt starts with a tickle in your throat that becomes a cough. Your muscles begin to ache, you grow irritable, and you lose your appetite. It's official: you've got the flu. It's logical to assume that this miserable medley of symptoms is the result of the infection coursing through your body - but is that really the case? Marco A. Sotomayor explains what's actually making you feel sick.