What Is Something?
AdultsPhysicsSpacePhilosophy...What is something? On the most fundamental level thinkable, what are things? Why are things? And why do things behave the way they do?
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 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.
Flavored Oxygen Taste Test
AdultsHumorInternet CultureScienceCan we figure out what flavor oxygen we're breathing?
Smarter Every Day
AdultsTechnologyTransportationPhysics...Can You Land A Helicopter Without Engine Power?
James Webb Space Telescope
AdultsSpaceTechnologyScienceKnown as Hubble's successor, it uses 18 mirror segments to collect light from galaxies billions of light years away.
The Turing test: Can a computer pass for a human?
AdultsArtificial IntelligenceLanguageTechnology...What is consciousness? Can an artificial machine really think? For many, these have been vital considerations for the future of artificial intelligence.
NASA | A Year in the Life of Earth's CO2
AdultsTechnologyWorldScience...An ultra-high-resolution NASA computer model has given scientists a stunning new look at how carbon dioxide in the atmosphere travels around the globe.