Holographic Sweets

The words "Edible" and "Nano" written using edible holographic material

As Willie Wonka says: come taste the…holographic rainbow? This is Sandra Tsing Loh with the Loh Down on Science. Shining, shimmering, splendid – holograms! Their rainbow colors show up on credit cards, stickers, even currencies. Holograms are so fun – if only we could use them on food! But inks

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Rice the Flag

Rice field

When the flag goes up – it’s suppertime! This is Sandra Tsing Loh with the Loh Down on Science. Flag leaves are the last leaves to appear on a rice plant – signaling that it’s ready to produce food! They also contribute around HALF the nutrients we get in rice.

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Window-O-Power

A conceptual picture of a house with the windows made of the material proposed in the study.

See windows in a whole new light! This is Sandra Tsing Loh with the Loh Down on Science. Renewable energy – it’s the wave of the future! Solar is popular, but huge rooftop panels don’t grab everything. What about the light streaming through our windows? Could we capture and harness

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Bee Prepared

Bee on a flower

Hornets BEE-ware! This is Sandra Tsing Loh with the Loh Down on Science. Hornets! They’re big. They’re mean. And they fear NOTHING!….Except…. Beekeepers in Vietnam noticed Asian honey bees collecting poop from other animals to smear on their hives. Talk about an unusual design choice! An international team of scientists

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Milk Tooth

What came first, dairy culture or cultured dairy? This is Sandra Tsing Loh with the Loh Down on Science. Previous studies have shown that animal milk was important in some ancient humans’ diets. But even nowadays, many adults get upset stomachs when indulging in dairy. When did our ancestors start

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Sound Bites

White Spotted Ray

CRUNCH! Who’s eating all the popcorn shrimp? This is Sandra Tsing Loh with the Loh Down on Science. Sea critters have NO patience for shucking shellfish! Many predators munch straight through the hard shells. And like kids sneaking chips in class, wild shell chompers leave no evidence behind! So –

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Down to Earth

Plants growing in SMAG soil

Water woes? Time to get down to earth! This is Sandra Tsing Loh with the Loh Down on Science. Wide open sunlit lands, as far as the eye can see. Should be a great place to grow crops! Problem? the earth is dry and sandy in almost HALF of global

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Hangry Caterpillars

Catepillars eating and fighting.

When does the very HUNGRY caterpillar become very HANGRY? This is Sandra Tsing Loh with the Loh Down on Science. Eating is a serious – and DANGEROUS – business! I WILL “cut you” for that last piece of Valentine’s candy! Do our creepy-crawly friends feel the same? Enter Joseph Collie

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Armed and Ready

Person showing the right arm biceps

Gym rats? Prepare to be dis-ARM-ed! This is Sandra Tsing Loh with the Loh Down on Science. Accidents happen – even to those who regularly work out. A slip of the weight and – yowch! How can I keep my injured arm from losing all those muscle gains? Meet Omar

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Bat-ting the Distance

Vampire bat with device attached to its back

Down with a cold? Don’t worry, stay batty! This is Sandra Tsing Loh with the Loh Down on Science. Feeling under the weather? Nothing beats curling up in bed! Hanging out with friends can wait — we don’t want them getting sick too! But what do OTHER social animals do

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