Later today is the total solar eclipse that you may have heard about. In Calgary it begins just before lunch and lasts for about 2 hours. We will not get "totality" with the solar eclipse (where the moon completely blocks out the sun), but more so around 1/3. The moon will move about across the bottom 20% of the sun, looking like a cookie with a bite taken out of it. The next total solar eclipse in Alberta where we can see totality will be in just over 20 years from now, August 22, 2044. • 𝗣𝗹𝗲𝗮𝘀𝗲 𝗱𝗼 𝗻𝗼𝘁 𝗹𝗼𝗼𝗸 𝗮𝘁 𝗶𝘁 𝘄𝗶𝘁𝗵𝗼𝘂𝘁 𝗰𝗲𝗿𝘁𝗶𝗳𝗶𝗲𝗱 𝗽𝗿𝗼𝘁𝗲𝗰𝘁𝗶𝗼𝗻 You can easily cause permanent damage to your eyes, even with just a short time looking. Your retinas do not have pain fibers and you won't know that you've damaged them until later. Even a few seconds of looking directly at the sun/eclipse can be dangerous. There is no absolute numbers for how long it can take because there are various factors involved, but it's not long. It's not that the moo...