Machu Picchu 101 | National Geographic
AdultsNatureTravelWorldHistoryCulture... Machu Picchu is a testament to the power and ingenuity of the Inca empire. Built without the use of mortar, metal tools, or the wheel, Machu Picchu stands as an archaeological wonder of the ancient world. But why was it built—and deserted?
What makes a poem … a poem? - Melissa Kovacs
AdultsHistoryHumanSelfWritingArt... What exactly makes a poem … a poem? Poets themselves have struggled with this question, often using metaphors to approximate a definition. Is a poem a little machine? A firework? An echo? A dream? Melissa Kovacs shares three recognizable characteristics of most poetry.
Valkyries: The Real Story Behind These Warriors of Legend | Fate & Fabled
AdultsHistoryWritingCulture Vikings were some of the fiercest fighters in human history, using their impressive battle prowess to spread Norse influence between the 8th and 11th centuries.
The Future of Public Health: Crash Course Public Health #10
AdultsHealthHistoryHumanEducationFuture... We don’t know what the next big scientific breakthrough is going to be or what futuristic diseases we’ll encounter. But when it comes to our health, we actually have a pretty good idea of what could be next.
Flavor Science: What's Really in a Pumpkin Spice Latte
AdultsFoodFunHistoryScience... If you take a look at an ingredients list, odds are you’ll find natural and artificial flavors somewhere in there.
Which Healthcare System is Best?
AdultsHealthHistoryHumanPolitics... Are you ready for the understatement of the century? Health care is complicated. Across the 200 or so countries on Earth, there are a lot of different ways people receive health care.
These companies with no CEO are thriving
AdultsBusinessEconomyHistoryStartups... Get to know the different kinds of co-ops, how they work, and how they differ from traditional companies.
The Deadliest Virus on Earth
AdultsHealthHumanScienceNatureHistory... In the 1970s thousands of Chickenheads rained from the sky in Europe, making foxes and other wildlife confused and very happy. Why?
Truth Decay
AdultsHistoryHumanPsychologyPoliticsSociety... Trust is eroding, in part, due to the over-abundance of opinion-based content; we must all develop better tools and habits for consuming information to regain a shared understanding of what is true.
Greatest Last Stands In History
AdultsEducationHistoryHuman There have been countless bloody battles in history, but sometimes the outnumbered army can find a way to come out victorious! Don't miss today's epic video all about the underdog to discover the greatest "Last Stands" in history!
The Chinese legend of the butterfly lovers - Lijun Zhang
AdultsHistoryHumanWritingMythologyCulture... Dig into the Chinese myth of Zhu Yingtai, who disguises herself as a boy in order to attend school, and her love Liang Shanbo.
How pigeons took over the world - Elizabeth Carlen and Joanna Moles
AdultsHistoryNatureWorldAnimals... Trace the ancient history of the pigeon, and discover how these birds became one of the most abundant species on the planet.
The woman who stared at the sun - Alex Gendler
AdultsHistoryHumanLifeScience... Get to know the legacy of Hisako Koyama, whose drawings of the sun’s surface helped scientists reconstruct 400 years of sunspot activity.
Scientists Reveal How Time Travel Is Actually Possible
AdultsHistoryHumanScienceFuturePhysics... Is it actually possible to travel through time? Scientists say "Yes", but what does that actually mean?
Can you solve the Big Bang riddle? - James Tanton
AdultsHistoryHumanSciencePhysics... It’s moments after the Big Bang and you’re still reeling. You’re a particle of matter, amidst a chaotic stew of forces, fusion, and annihilation.
Chinese New Year 2022
AdultsCultureHistoryWorldFestivities... According to the Chinese zodiac, 2022 is the Year of the Tiger. It starts from February 1 and lasts until January 2, 2023. Those born in the Year of the Tiger are said to be brave, competitive, unpredictable and confident.
Ancient Greece's greatest popstar - Diane J. Rayor
AdultsHistoryHumanMusicCulture... Discover the works of poet and songwriter Sappho, and find out why only fragments of her poetry still survive.
What makes a language... a language? - Martin Hilpert
AdultsHistoryHumanLifeLanguage... Dig into the distinction between a language and a dialect, and uncover the history of standardized languages.