Your daily 90-second dose of real science for real people, with Sandra Tsing Loh!
It’s a bird, it’s a plane, it’s… SUPER RICE? This is Sandra Tsing Loh with the Loh Down on Science. Fertilizers are mostly made of NITROGEN. Plants needs it to grow. But, too much nitrogen SLOWS growth for some plants! Other plants grow BIG and TALL with lots of it.
Tide may be tough on stains, but could it also be tough on the environment? This is Sandra Tsing Loh with the Loh Down on Science. Great news! Air pollution caused by cars has plummeted thanks to new laws. But for some reason, there’s still smog hanging over L-A. What
Education helps keep kids off drugs. But what about BACTERIA? This is Sandra Tsing Loh with the Loh Down on Science. When humans take drugs, our bodies don’t use the whole dose. The leftovers are just peed out. This might not seem like a big deal. But wastewater treatment facilities
Can we make food out of thin air? This is Sandra Tsing Loh with the Loh Down on Science. Soil is full of microbes. These tiny organisms eat and break down other organisms. They also recycle nutrients. But in desolate places on earth, or even in space, what is there
Where’s the Terminator when you really need him? This is Sandra Tsing Loh with the Loh Down on Science, and an ecosystem under attack. Australia’s Great Barrier Reef is truly a wonder of the natural world. But it faces a dangerous interloper: The Crown of Thorns starfish, or “COT” for
What now? Family vacation photos . . . for science? This is Sandra Tsing Loh with the Loh Down on Science. Time-lapse videos that span years or decades can tell us a lot about the world. They show cities growing, ecosystems drying, and even geologic changes. But who’s going to
Worms have a taste for coffee cups? Who knew? This is Sandra Tsing Loh with the Loh Down on Science. Styrofoam and other plastics can take over hundreds of years to degrade. Yeesh! Is there a way to make them go away faster? Stanford researchers may have a solution –
They paved paradise, put up a parking lot, and then what? This is Sandra Tsing Loh with the Loh Down on Science. One of the many ways modern societies lose valuable drinking water is through toilets. So says environmental engineer Stanley Grant of the University of California, Irvine. He and
Better call that plumber, we’ve got some leaky carbon over here! This is Sandra Tsing Loh with the Loh Down on Science. Carbon dioxide, or C-O-2, is rising in the atmosphere. And we rely on large, dense forests called carbon sinks to suck it up. But exactly how much C-O-2