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This summer, wildfires tore across the western United States. Firefighters worked to put them out. Still, the blazes burned down homes and forests. They destroyed everything in their path. The Mendocino Complex Fire burned in Northern California. It was…
After a storm, look at the sky. You might see a rainbow. This beautiful arc of color forms when sunlight shines through water in the air. Usually, light from the sun looks white. But it’s really all the colors of…
Legos are popular with kids. But making them can hurt the environment. Why? Legos are made of plastic. The plastic is made from oil. That is a nonrenewable resource. Now Lego is introducing Earth-friendly pieces. They look like tiny…
A cactus is a flowering plant. This means it can bloom when it reaches maturity. Some cactuses can take 70 years or longer to begin blooming. Others sprout flowers only under special conditions and care. Most cactuses bloom in the…
The race is on to help the fast cats. The cheetah is the world’s fastest land animal. But the cat could be racing toward extinction. A new study has bad news. It says only about 7, 100 cheetahs are left in…
Do grizzly bears still need special protection? Grizzly bears have nearly disappeared from most of the United States. But they are making a comeback in and around Yellowstone National Park. By 1975, fewer than 140 grizzlies lived there. Now there…
