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AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.
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Artificial Intelligence
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L'Italiano nel mondo
Introduction to HTML5
Umano Digitale
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Explore the fascinating world of genetic genealogy with Professor Turi King, covering DNA's role in tracing ancestry, solving historical mysteries, and its impact on forensics and family history research.
Explore the potential of lasers in creating fusion energy, from basic principles to cutting-edge research, with physicist Kate Lancaster's journey through this extreme world of science.
Explore how navigation evolved from chronometers to satellites, revealing the dual-edged nature of precise positioning technology in both peaceful exploration and warfare applications.
Explore neuromorphic computing with Johan Mentink, learning how brain-inspired computing paradigms offer energy-efficient, faster solutions to computational problems that could enable scientific breakthroughs.
An accessible tour of how black holes form, work, and reveal themselves through indirect evidence.
Explores how brain mechanisms, REM sleep, and dopamine circuits shape dreaming and challenge Freud’s theory of meaningful dreams.
Neuroscientist Marc Lewis argues that addiction is learned brain change rather than disease, using neuroplasticity and developmental treatment to explain recovery.
A tour of how nanoscale building blocks enable new materials, medical diagnostics, energy systems, and smarter technologies.
Explore how the Rosetta Stone and knowledge of Coptic helped scholars decipher ancient Egyptian hieroglyphs.
Explore how 3D seismic imaging reveals volcanoes’ internal structures, plumbing systems, and underlying hot rocks.
Explore how gut microbiome diversity shapes digestion, metabolism, immunity, and dietary choices, including foods and interventions that may improve microbial health.
An accessible exploration of solar eruptions, magnetic fields, and space weather events that can disrupt technology and infrastructure on Earth.
Explore how qubits and quantum states could enable large-scale computers, and the precision engineering challenges involved in building them.
Explore the evolution of fertility technologies, from 1850s artificial insemination to modern IVF, examining their practical applications, ethical implications, and global impact on human kinship and family structures.
A neuroscientist explains how adolescent brain development shapes risk-taking, social influence, exclusion, decision-making, and adulthood.
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