ReykjavikUK shops have sold out of eclipse glasses.
Solar retinopathy is painless and permanent, so unsafe viewing risks lasting eye damage.
Totality happens only because the sun is about 400 times the moon’s size and 400 times farther away.
Mosques along the path will call ṣalāt al-kusūf, the Islamic eclipse prayer, as totality passes.
Sources: BBC, The Guardian, Yahoo News