City Life

  Ah, the hustle and bustle of the city…under the sea! This is Sandra Tsing Loh with the Loh Down on Science. Coral reefs aren’t just colorful. They are also LOUD! A healthy reef reverberates with munching fish and scuttling shrimp. But when reefs are damaged? Silence! Like hipsters flocking

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Photo Finish

Picture the past… If you can! But can you? This is Sandra Tsing Loh with the Loh Down on Science. The first photographs were daguerreotypes. They were developed using mercury and gold instead of silver, which came later. These pieces of history are tarnished and may be lost forever! Or…

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