Kids News - Articles for Grade 9

Water is essential for life on Earth. Yet, scientists currently have comprehensive information on just a few thousand lakes worldwide. A NASA-led international mission plans to change that with the first-ever global survey of nearly all water on Earth's surface....

Egypt's Great Pyramid of Giza, which stands 481 feet (147 meters) high, is the world's tallest pyramid. But the world's largest pyramid lies half a world away in Cholula, Mexico. Tlachihualtepetl, or the Great Pyramid of Cholula, is about 217 feet (66 meters) tall with a base of 1,476 by 1,476 feet (450 by 450 meters). The pyramid boasts a total volume of 157 million cubic feet (4.45 million cubic meters). This is almost twice that of the Great Pyramid of Giza....

In recent weeks, four mysterious objects have been seen in the skies above North America. All were shot down by US fighter jets. However, authorities are still investigating their origin and purpose....

California's Yosemite National Park is famous for its ancient giant sequoia trees and massive rock formations. These include El Capitan and Half Dome. However, from mid-to-late February, the main draw is the Horsetail Fall. The seasonal waterfall flows over the eastern edge of El Capitan every winter. During the last two weeks in February, it often transforms into a stunning "Firefall." The natural phenomenon occurs around 5 to 15 minutes before sunset. It lasts just a few minutes....

Colossal Biosciences is on a quest to bring back extinct animal species. In the past year and a half, the company has announced plans to recreate the woolly mammoth and the Tasmanian tiger. On February 2, 2023, the Texas-based startup added the dodo bird to its de-extinction list. If successful, these efforts could open the door to a new era of biodiversity....

An ongoing drought and excessive water usage have caused the water levels at Utah's Great Salt Lake to hit historic lows. Since 1850, the lake has lost 73 percent of its water and 60 percent surface area. A January 4, 2023, report by scientists at Brigham Young University warns that the saline lake could disappear within five years if no action is taken....

On February 14, 2023, millions of people worldwide will celebrate Valentine's Day. In the United States, the romantic holiday is marked by giving candy, flowers, and gifts to loved ones. However, other countries celebrate the holiday differently. Some don't even observe it on February 14! Here are some interesting Valentine's Day customs from around the world....

Electric vehicle (EV) sales have seen a significant increase in the last three years. But their global market share is still very low. It varies from 16 percent in China to about 4.5 percent in the US. One of the biggest obstacles to the widespread adoption of EVs is the shortage of public charging stations. California-based Aptera Motors hopes to alleviate the issue with its new, solar-powered EV....

A series of powerful earthquakes have devastated large areas of Turkey and Syria and killed thousands of people. The first quake measured at 7.8 magnitude. It struck the southeastern region of Turkey, bordering Syria, early morning on February 6, 2023. As the world was still digesting the news the are was hit by two more large tremors. They measured at 7.5 magnitude and 6.0 magnitude, respectively....