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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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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Diamonds in the Deep

Are diamonds a geologists’ best friend? This is Sandra Tsing Loh with the Loh Down on Science. Our planet’s volume is eighty percent mantle–the rock layer between Earth’s crust and inner core. But the mantle extends down thousands of kilometers, and we can only dig down TWELVE. Can we learn

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