Nothing like diving into a good book! But why do they make the print so SMALL??? This is Sandra Tsing Loh with the Loh Down on Science. Presbyopia, or far-sightedness, is a common problem for (ahem) eyes of a certain age. Bring on the bifocals —
Continue reading
Ever seen an ugly puppy? This is Sandra Tsing Loh with the Loh Down on Science, saying – no such thing! They’re ALL cute! And they somehow look the most adorable when they’ve done something bad. It’s all in those pleading puppy dog eyes. Sometimes instead of a scolding, Fido
Continue reading
As “Game of Thrones” fans know — winter is coming! Let’s hope the white walkers don’t have night vision! This is Sandra Tsing Loh with the Loh Down on Science. We humans aren’t the best at night vision. We detect motion with direction-selective ganglion cells, or DSGCs. Some specifically detect
Continue reading
Could the light at the end of the tunnel… cure blindness? This is Sandra Tsing Loh with the Loh Down on Science. Your eyes and brain communicate in perfect harmony to let you see. But for kids with amblyopia, or “lazy eye syndrome,” this tango gets messed up. The brain
Continue reading
Want better vision? How about. . . squishing your eyeballs? This is Sandra Tsing Loh with the Loh Down on Science. Eye shape is the key to perfect vision. But most of us have eyes as wonky as a Picasso portrait. Lasik eye surgery fixes vision by reshaping the eye’s
Continue reading