Category Archives: Uncategorized

Walking At Night

Tonight I’m walking home through our lanes. It’s just stopped raining, and I come to a kind of T junction, and as I near it I can hear footsteps. But when I emerge at the junction nobody is there. I … Continue reading

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A Messenger from Inside

John Hull wrote “Touching the Rock”. If you want to feel blindness, read this book. We can never understand anything by covering our eyes.

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Banknotes – Go Compare

Someone blind faces a mountain of problems. One example. If you’re blind (or have low vision), how can you know the face value of a banknote? You can rustle it in your hands but it won’t whisper its secret. In … Continue reading

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A Tale Of Two Polychromats

  This gorgeous but rather disturbing creature is a mantis shrimp. It looks like an alien being, and indeed it has superpowers! But it’s not an alien. Nor a mantis. Nor a shrimp. But it looks a little bit like … Continue reading

Posted in 101 experiments in seeing, Animal Intelligence, Sensory perception, The brain and visual perception, Uncategorized | Tagged , , , | 4 Comments

The Colour of Nothing

Recently Belgian Artist Frederik De Wilde exhibited a square blacker than any human being has ever seen before. Blackboards look black but actually reflect as much as 10% of the light falling on them. De Wilde’s black square reflects 0.01% … Continue reading

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Your (Driverless) Carriage Awaits, Milady

There’s a family tale about my great-grandfather. Every Saturday (a local market day) he would take his horse and cart into town. There he would visit a pub (long gone now, but I remember it) called the Dog, and drink … Continue reading

Posted in Assistive technology, Blindness and visual impairment, Old age, Stroke, Disability, Cognition, Uncategorized | Tagged , , , , , , , , , | 1 Comment

Treatment for stroke is like rushing roulette

Last year about 70,000 people in England and Wales were admitted to hospital suffering from stroke. A report by the Health and Social Care Information Centre (HSCIC) shows stroke victims don’t always get the rapid attention they need. If you … Continue reading

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