Think filing your taxes is a pain? Imagine doing it in macramé! This is Sandra Tsing Loh with the Loh Down on Science. It may sound far-fetched but that’s exactly how the ancient Incas kept records. With colored, knotted strings called khipu. Colonial documents verify that khipu were used in
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Mind Over Manatee
Manatees: Just slow-witted, underwater bean bag chairs who swim into boat propellers, right? But wait! This is Sandra Tsing Loh with the Loh Down on Science. Manatees got their bad rap a century ago. That’s when an anatomist cracked open the skull of a dead manatee and declared its smooth
Continue readingFeel-Good Fingertips
I’d like the French manicure and some … fake fingertips? This is Sandra Tsing Loh with the Loh Down on Science, and a new material with feeling. Literally! Meet Jonghwa Park, from Korea’s Ulsan National Institute of Science and Technology. He and fellow engineers fabricated a special film out of
Continue readingHockey Noise
Now that hockey season’s ending, let’s check the damage. To participants’ groins, teeth, ears? This is Sandra Tsing Loh with the Loh Down on Science. Consider this study on hockey noise done by University of Alberta audiologists Richard Liu and William Hodgetts. To measure the overall noise during three play-off
Continue readingKitty Placebo
Do our pets experience the placebo effect? This is Sandra Tsing Loh with the Loh Down on Science. The placebo effect is when people’s belief that a treatment is working makes them feel better. But we can also imagine that a treatment is making our pets better. So how can
Continue readingThe Nasal Cycle
Did you know your nose has its own cycle? This is Sandra Tsing Loh with the Loh Down on Science. A whopping eighty percent of us have a nasal cycle. Meaning that congestion alternates from one nostril to the other throughout the day. We just don’t usually notice because our
Continue readingBridesmaids
Can your bridesmaids predict your lifespan? This is Sandra Tsing Loh with the Loh Down on Science. Scientists say personality somewhat predicts mortality. For example, inactive, fatty-food-loving people are susceptible to early heart attacks. Psychologists at Washington University in St. Louis were interested in this mortality connection. Problem is, most
Continue readingBad Vibrations
You’ve heard of good good good vibrations. What about bad bad bad vibrations? This is Sandra Tsing Loh with the Loh Down on Science, talking about an icky allergic disorder. It’s called vibratory urticaria. And people who have it aren’t singing a happy tune. That’s because any vibration against their
Continue readingScaling Wall Scaling
Sorry Spider-man, but you’re no gecko! This is Sandra Tsing Loh with the Loh Down on Science. Zoologists at the University of Cambridge wondered: Why can some animals with sticky feet scale walls while others can’t? They studied 225 climbing animals of various sizes. From mites and spiders to tree
Continue readingStaff Infection
Mountain men, rejoice! This is Sandra Tsing Loh with the Loh Down on Science, and some surprising news about beards. British scientists wanted to know if beards were spreading bacteria in hospitals. Why? Because hospital-acquired infections cause thousands of preventable deaths each year. So they swabbed the faces of around
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