"Early intervention helps kids who need treatment," clarifies a headline in USA TODAY, the Nation's No. 1 Newspaper, in an article about obsessive-compulsive disorder (OCD). This… Read More →

Once embraced only by environmentalists and "health nuts," the organic agriculture movement is flourishing in the United States. With this popularity has come a heated national debate.… Read More →

A fish that walks on land, a frog that makes its own sunscreen, and an insect that can become invisible? Whether to avoid predators, to stalk prey, or to withstand extreme temperatures,… Read More →

Throughout history, several deadly pandemics brought humanity to its knees, killing millions, and recent outbreaks of Ebola and Zika took coordinated international efforts to prevent them… Read More →

For more than five thousand years, people all over the world have worked with pigeons to send and receive important messages. These birds carried weather reports in ancient Egypt, letters… Read More →

For hundreds of years, people found the fossils of ancient sea creatures at the tops of tall mountains. Scientists puzzled over this problem. A fish couldn't have swum up a mountain. And how… Read More →

In the sixth century B.C.E., the Greek philosopher Anaximander theorized that Earth was at the center of the cosmos. That idea became ingrained in scientific thinking and Christian religious… Read More →

Since prehistoric times, people have wondered how the universe works. Early scientists studied how forces affect objects and watched how heavenly bodies move. In 1687 Isaac Newton published a Read More →

Did you know that about 40 percent of the world's population lives without toilets? That's more than two billion people, most of whom live in rural areas or crowded urban slums. And according Read More →

What makes a family? The ties that bind a family together can be complicated. People define family using genetics, legal commitments, physical and emotional connections, a combination of… Read More →

As the planet's human population explodes, so does the demand for water. About one out of every nine people in the world does not have access to safe drinking water, while one out of every… Read More →

Saturn is the crown jewel of the solar system. Admired for centuries for its beauty--a pale gold ball surrounded by gleaming white rings--modern astronomers have discovered that Saturn is one Read More →

Fake news, pseudoscience, and quackery have become scourges, spreading through society from social media all the way to Congress. The line between entertainment and reality, between fact and… Read More →

"I cannot think that the world, as we see it, is the result of chance; & yet I cannot look at each separate thing as the result of design." English naturalist Charles Darwin wrote this in Read More →

Sharks are in trouble. Fifty shark species are at high risk of extinction, and another sixty-three are threatened. These intelligent, mysterious—and sometimes scary—fish evolved about 420… Read More →

Each year, more than one million Americans are diagnosed with skin cancer, and it affects people of all ages. Indeed, a headline from USA TODAY, the Nation's No. 1 Newspaper, says, "Milder… Read More →

In the story of your life, your skin plays a starring role. It’s the part of you that is most exposed to the world, so it sees everything- windy weather, ski trips, beach days, swim meets,… Read More →

When you think of smart animals, what comes to mind? Wise old owls? Problem-solving dolphins? Maybe you have heard of Koko the gorilla, who has mastered one thousand signs in American Sign… Read More →

Many of the most toxic materials on Earth—from arsenic to plutonium—occur naturally, but manufacturers have also used them in products such as paints, plumbing, pesticides, nuclear fuel, and… Read More →

Scientists have identified at least 100 million pieces of space debris—from paint chips to nonoperational zombie satellites—floating in Earth's orbit. And over 100 tons of those pieces enter… Read More →

A Junior Library Guild Gold Standard Selection What makes a good speech? Better yet, what makes an effective speech? A speech can inform, entertain, educate. But effective speeches inspire… Read More →

Each night, millions of stars light up the dark skies. Galaxies throughout the universe encompass thousands of stars. The appearance of stars in the sky have intrigued and enthralled humans… Read More →