A Bright Future for the Reduction of a Darkening Threat
Aug12

A Bright Future for the Reduction of a Darkening Threat

The degenerative eye disease retinitis pigmentosa (R.P.) affects one in 3,000 people. The disease is caused by a gene mutation that damages rod photoreceptors, or light-sensing cells, in the eye. The symptoms of the disease may first appear in childhood, but the decreased loss of vision that occurs throughout the lives of those afflicted often leads to diminished night vision or tunnel vision. A good analysis to explain the effects of...

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Ask An Expert: Why is it hard to see when I walk indoors on a sunny day?
Jul25

Ask An Expert: Why is it hard to see when I walk indoors on a sunny day?

It’s happened to all of us: we’re at a pool and walk inside to grab some watermelon — when, suddenly, it seems that everything has gone black. You can’t coordinate your next step, let alone get to the watermelon a few feet in front of you! It takes a few seconds for your eyes to adjust before you can take a moment to sink your teeth into the cool, sweet fruit. But why? Expert Response Name: Suresh Viswanathan,...

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