Explore a speculative digital world without screens in this fanciful demo, a mix of near reality and far-future possibility. Wearing the HoloLens headset, Alex Kipman demos his vision for bringing 3D holograms into the real world, enhancing our perceptions so that we can touch and feel digital content. Featuring Q&A with TED's Helen Walters. 

Phil Plait was on a Hubble Space Telescope team of astronomers who thought they may have captured the first direct photo of an exoplanet ever taken. But did the evidence actually support that? Follow along as Plait shows how science progresses -- through a robust amount of making and correcting errors. "The price of doing science is admitting when you're wrong, but the payoff is the best there is: knowledge and understanding," he says. 

How often do you see the true beauty of the night sky? TED Fellow Lucianne Walkowicz shows how light pollution is ruining the extraordinary -- and often ignored -- experience of seeing directly into space. 

Richmond Readers are graded in five levels, consisting of original titles and adaptations of classical works which will be enjoyed by pupils and teachers alike. Adventure, drama, humour, romance, science fiction, interactive puzzles. Glossaries, cultural information and reading comprehension activities. 

Percy Jackson is an energetic teenager with dyslexia and ADHD. He hates doing his homework and can't seem to concentrate in class, just like any normal teenager. But strange things always seem to happen to him. On a school trip where his maths teacher turns into an evil bat-like creature everything starts to change. He discovers that his best friend Grover has furry legs and that his mum knew everything the whole time. Finally he is chased to Long Island by an ancient monster and discovers that he is a demigod, half-human, and half-god. 

A beautifully illustrated book from Cleo Wade—the artist, poet, and speaker who has been called “the Millennial Oprah” by New York magazine—that offers creative inspiration and life lessons through poetry, mantras, and affirmations, perfect for fans of the bestseller Milk & Honey. True to her hugely popular Instagram account, Cleo Wade brings her moving life lessons to Heart Talk, an inspiring, accessible, and spiritual book of wisdom for the new generation. Featuring over one hundred and twenty of Cleo’s original poems, mantras, and affirmations, including fan favorites and never before seen ones, this book is a daily pep talk to keep you feeling empowered and motivated.