Vampire Bacteria

I VANT to suck your… biofuel? This is Sandra Tsing Loh with the Loh Down on Science. Algae can be made into a biofuel that’s greener than gasoline – literally! But a mysterious killer has been sucking its life out. What causes these healthy aquatic creatures to become a rotting

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Pink Snow

We all know to avoid yellow snow. But what about PINK snow? This is Sandra Tsing Loh with The Loh Down On Science. Pink snow forms when the surfaces of glaciers and ice sheets melt. Red algae grow in the meltwater and color the snow beneath. Scientists from the University

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Risky Red Tide

Could the new AA be algae-holics anonymous? This is Sandra Tsing Loh with The Loh Down On Science. Harmful algal blooms, or red tides, are bad news for everyone. Toxic red algae grow out of control. They poison shellfish and the people who eat them. Tiny shrimp-like creatures called copepods

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Coral Conundrum

An up close image of coral underwater. The coral in the foreground is bleached white while the coral in the background is brown. Small fish swim in the background.

Could fun in the sun – mean grief in the reef? This is Sandra Tsing Loh with the Loh Down on Science. The sun’s ultraviolet rays cause suntans, sunburns… and an increased risk of skin cancer. Sunscreen protects our skin by using chemicals like oxybenzone to absorb harmful U-V rays.

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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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Going Green

It isn’t easy eating green! This is Sandra Tsing Loh with the Loh Down on Science. Eastern coastal waters are home to pretty green sea slugs, called eastern emerald elysia. They look like leaves! What’s more, these marine animals eat algae, a plant. Then somehow they use the algae to

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