Fin-tastic Navigation

Image of the bonnethead shark (Sphyrna tiburo)

Sky of blue, a sea of green . . . but which way’s home?  This is Sandra Tsing Loh with the Loh Down on Science. I can’t even find the grocery store without my GPS! But some sharks migrate loooong distances. How do they plan their route without underwater Google

Continue reading

Ancestors’ Masterpieces

Ancient art showing hand prints at the Cuevas de las Manos upon Río Pinturas, near the town of Perito Moreno in Santa Cruz Province, Argentina.

Inspired by ancient Banksy? This is Sandra Tsing Loh with the Loh Down on Science. From kids’ doodles to Grandma’s watercolors – our artwork is precious! Turns out, ancient people living on the Indonesian island of Sulawesi thought so too! Their artwork drawn on limestone rocks twenty thousand years ago

Continue reading

Clean Bacteria

Melaleuca quinquenervia tree. Image by sandid from Pixabay

Hey! What’s on the breakfast buffet – for bacteria? This is Sandra Tsing Loh with the Loh Down on Science. Methane is a powerful greenhouse gas — it warms the earth over eighty times more than carbon dioxide does! How do we reduce it? Luke Jeffrey at Southern Cross University

Continue reading

Best Prime-Mates

Photo by Suprem Vanam on Unsplash

When the going gets tough, the tough. . . lean on our friends?! This is Sandra Tsing Loh with the Loh Down on Science, saying it’s COOL to be a monkey – they’ve got it made in the shade! Literally. But in 2017, Hurricane Maria swept through Puerto Rico destroying

Continue reading

Equid-ed

horse in desert

Animals don’t HORSE AROUND when it comes to water! This is Sandra Tsing Loh with the Loh Down on Science. Imagine you’re lost in the desert — you’re parched. But the desert’s teeming with animals! How are they surviving? Eric Lundgren from the University of Technology in Sydney dug up

Continue reading

Amazing Sight

Up-close black and white image of an adult man

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

ANT-i Aging

Image of old lady and young woman holding hands.

What does a worker ant have to do to get the royal treatment? This is Sandra Tsing Loh with the Loh Down on Science. Like bees, ants live in social colonies. Close quarters means infections and parasites can wipe out the colony fast. You’d think a tapeworm infestation spells doom

Continue reading

Forest Farts

Image of dying wetland forest. NC Wetlands via Wikicommons under (CC BY 2.0

Peee-yooh! Are you blaming the dog – again? This is Sandra Tsing Loh with the Loh Down on Science. When humans break wind they release greenhouse gases, which are bad for the climate. However, your “whodunnit?” might not compare to a dying wetland forest. As a forest dies, greenhouse gases

Continue reading

T-rex Chomps

Photo of T-rex toy

Chomp, chomp! How hard can a teen T-Rex bite? This is Sandra Tsing Loh with the Loh Down on Science. The adult Tyrannosaurus-rex in Jurassic Park easily bit through metal and rubber. CRUNCH — And bye-bye Jeep! But what about a teenage T-rex?  Enter Joseph Peterson from the University of

Continue reading

Less is More

Family cooking

What’s the best recipe – add or subtract? This is Sandra Tsing Loh with the Loh Down on Science. Imagine preparing your aunt’s salsa recipe. A taste, and HMMMM … add extra salt? Or does it need less chili?  How do humans approach such life’s important life challenges? Gabrielle Adams

Continue reading