Articles for Grade 3

Malaria is a life-threatening disease caused by parasites. It is transmitted to humans through the bites of infected female mosquitoes. Malaria can be found in most tropical and subtropical climates. But Africa is the most affected for a number of reasons. In 2021, 619,000 people died of malaria worldwide. Most were young children in sub-Saharan Africa. However, there is hope. Two recently-approved vaccines may provide some protection against this deadly disease....

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....

On February 12, 2023, about 193 million Americans will tune in to watch Super Bowl LVII. The National Football League's Championship game between the Philadelphia Eagles and the Kansas City Chiefs will certainly be exciting. But for most people, the game is an excuse to host or attend parties and indulge in foods they usually avoid. Super Bowl Sunday is one of the country's biggest food consumption days. It is second only to Thanksgiving!...