Global Caterpillar Killers

Are pests destroying your garden? Maybe you should just. . . move! This is Sandra Tsing Loh with the Loh Down on Science. Biologists know there are more species of everything near the lush equator. Which means lots of plants — and animals to eat them, like hungry caterpillars! So

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Plantasia

Plants with bugs? And not the creepy crawly kind! This is Sandra Tsing Loh with the Loh Down on Science. Plants use sunlight and carbon dioxide to make their food through a process called photosynthesis. But the process is buggy! Plants can accidentally grab oxygen INSTEAD of carbon dioxide. And

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Hopping to the Rescue

The Easter bunny is here… with a basket full of fresh air? This is Sandra Tsing Loh with the Loh Down on Science. Urban homes often contain high levels of pollutants, known as volatile organic carcinogens. These VOC’s include formaldehyde, benzene, and chloroform. Yuck! Certain house plants are a good,

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Thinking Plants

Can plants think? Would you believe… yes? This is Sandra Tsing Loh with the Loh Down on Science. Consider barberry, a European shrub. It produces bean-sized fruits, each with one or two seeds. Its biggest threat is a tiny fruit fly. The fly injects its eggs into one of the

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Chilly Tomatoes

No one wants rotten tomatoes. But do you want cold ones? This is Sandra Tsing Loh with the Loh Down on Science. Sure, tomatoes stay fresh longer in the fridge. But as frustrated chefs and picky eaters know, they also lose their flavor! Why? Harry Klee from the Plant Innovation

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Super Spinach

Spinach! Excellent source of vitamins, minerals — bomb detection? This is Sandra Tsing Loh with the Loh Down on Science, and with the latest twist on your favorite superfood. Plants are constantly taking in information from their surroundings. Their roots act like telephone wires that communicate and receive signals from

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Cotton Cuisine

How’d you like to wear your shirt —and eat it, too? This is Sandra Tsing Loh with the Loh with the Loh Down on Science. When fibers are plucked from a cotton plant, what’s left behind is pile of seeds practically bursting with protein. Unfortunately they’re also bursting with a

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Rice Cooker

Rice is delicious! But no longer nutritious? This is Sandra Tsing Loh with the Loh Down on Science. Climate change can really bring the heat! But, ocean levels aren’t the only thing on the rise. Carbon dioxide levels are also increasing. How does this change in the atmosphere affect our

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Rainbow Roll

Chameleons and kelp – what do they have in common? This is Sandra Tsing Loh with the Loh Down on Science. Chameleons change colors to hide or to express their feelings — like living mood rings! But seaweed doesn’t change color… or does it? Meet Heather Whitney from the University

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Pollination Revelation

Is your margarita. . . endangered? This is Sandra Tsing Loh with the Loh Down on Science. Insects like bees and butterflies are known for their pollinating prowess. When they feed on the sweet nectar from flowers, pollen rubs off on their legs. This pollen transfers to other flowers so

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