You can’t hide your aging eyes… This is Sandra Tsing Loh with the Loh Down on Science. Is it me, or are these crossword puzzles getting SMALLER?? Age-related vision problems can be caused by a gradual loss in photoreceptors. Those are special cells inside the eye that catch light to
Continue reading
Amazing Grace, how sweet the…sight?! This is Sandra Tsing Loh with the Loh Down on Science. When light enters the eyes, the light-sensitive cells send signals to the brain. Let there be sight! But the disease Retinitis Pigmentosa, or RP, can cause loss of vision. José-Alain Sahel at Sorbonne University,
Continue reading
Sometimes seeing the big picture. . . can lead to a BIG headache! This is Sandra Tsing Loh with the Loh Down on Science. Watching the latest X-Men movie on a huge screen? Yes, please! But stare at TVs too long and our eyes and head begin to ache. Do
Continue reading
Has print gotten twice as tiny? Or is my eyesight not what it used to be? This is Sandra Tsing Loh with The Loh Down on Science, saying… EYE am not the only one! Most people experience declining eyesight as they get older. They find it difficult to distinguish colors
Continue reading
Why did the CUTTLEFISH wear glasses?! For science, of course! This is Sandra Tsing Loh with The Loh Down on Science. Cuttlefish aren’t fish — but they ARE amazing creatures. They can instantly change color to fool predators and prey. But how do they SEE their surroundings? Still a mystery!
Continue reading
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
Do animals REALLY see eye to eye? This is Sandra Tsing Loh with the Loh Down on Science. Most humans have the ability to detect color and perceive depth. But have you ever wondered how animals see the world? Eleanor Caves at Duke University studies how animals’ vision influences their
Continue reading
So many kids today are nearsighted. Is the villain… Candy Crush? This is Sandra Tsing Loh with the Loh Down on Science. Facebook, Youtube, Fruit Ninja – everyone seems to be glued to their screens these days, especially the kids! Is all this screen time hurting children’s eyesight? Po-Wen Ku
Continue reading
New hope for the Three Blind Mice? This is Sandra Tsing Loh with the Loh Down on Science. The Farmer’s Wife may yet be foiled thanks to researchers from Fudan University. For sighted people, light gets picked up by cells in our eyes. These cells have sheets of pigment that
Continue reading