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jani maca de la rosa Una tabla de surf dentro de un bloque de hielo en Times Square
today This miniature species grows under three centimeters long in shallow Rio Cajari pools.
today 3D photogrammetry of the Balquhidder churchyard monument traces how a medieval stone became Rob Roy MacGregor’s 1734 gravestone.
BETA
marcus Scale your shop to discover how Singles' Day became the world's biggest shopping event.
Quiz
Pour s'orienter au milieu de la mécanique complexe d'une harpe à pédales et de ses 47 cordes, les harpistes s'appuient sur un code couleur universel. Quelles notes précises sont colorées pour servir de repères visuels sur l'instrument ?
Gossip
A Missouri park closed because a young bull elk was acting like a protective teenager — what would you do?
Fun Fact
Parthenocarpic figs: In this botanical secret agent mission, these figs bypass the wasp entirely, growing sweet fruit solo without needing any insect partner's help!
Glossary
marina abramović (noun)
A legendary pioneer of performance art who used her own body as a medium. Her teaching inspired Chiharu Shiota to make art physical and emotional.
A legendary pioneer of performance art who used her own body as a medium. Her teaching inspired Chiharu Shiota to make art physical and emotional.
Achievement
Project completed!
I am a Master of Down the rabbit hole of Lewis Carroll's original Alice
today LHCb Rare Muon Decay
Within the LHCb, a beauty meson fades away, Into a pair of muons in a ten-billionth decay.
today A November 2026 study of a Brazilian Aratasaurus fossil reveals the oldest-known dinosaur red blood cells and preserved heme proteins
duolingo A friendly chess match against a Duolingo character on Chess.com
BETA
dani_10 Operate the pulley system to discover how simple machines lift heavy loads.
Quiz
¿Qué significa el nombre del fandom oficial del grupo de K-pop ASTRO, 'AROHA', en el idioma maorí de Nueva Zelanda?
Gossip
What's the most ridiculous detail of the Piltdown Man hoax?
Fun Fact
La medusa immortale: La Turritopsis dohrnii può resettare il suo ciclo vitale quando è vecchia o ferita, tornando allo stato di polipo e ricominciando da capo.
Glossary
gato (substantivo)
Pequeno mamífero doméstico conhecido por sua agilidade, ronronares e temperamento independente. Eles são ótimos companheiros de estimação. Sabia que o miau deles serve apenas para falar com humanos?
Pequeno mamífero doméstico conhecido por sua agilidade, ronronares e temperamento independente. Eles são ótimos companheiros de estimação. Sabia que o miau deles serve apenas para falar com humanos?
Achievement
Project completed!
I am a Master of The raw brick and bold brushstrokes of Pinacoteca de São Paulo
kingzo Love by Musiq Soulchild
Kenny Lattimore passed on the soul track, But Musiq sang the love and never looked back.
today Microscopic canals in Aratasaurus bones contain iron and nitrogen from ancient hemoglobin
maryluz Every November first, Tonacatepeque hosts this revived century-old celebration eighteen kilometers northeast of San Salvador using handmade clay masks.
ivyqueen A bedtime story inspired the fantasy novel The Lightning Thief.
BETA
coach Sort athlete recovery steps to master the mental playbook for starting over after a setback.
Quiz
Who is the volcanic sister and chief mythological rival of the Hawaiian sea goddess Namakaokahai?