Knowledge for All, without Barriers…
How Do We Learn? Most experts agree that learning is largely about memory. When a person encounters a new idea or activity, their
Why Did They Put the Alphabet in Mathematics? First, you learned to count. Then you moved on to addition and subtraction. Multiplication
How Does Love Work? How does love work? If you’ve been Wondering with us for a while, you may have read about
What Are Phytoplankton? What are plankton? They’re tiny organisms that live in the Earth’s waters. There are many types of plankton, and
Is Space Infinite? Is space infinite? That’s one question science hasn’t quite answered yet. In fact, asking different scientists that question will often
What Is Gender? What do people mean when they say “gender”? One possible answer is that they’re talking about grammar. In some
Who Invented the Hard Drive? Many refer to engineer Reynold B. Johnson as “the father of the hard drive.” Johnson was born July 16, 1906.
Does Your Nose Have to Be Straight to Work? Your nose divides the two sides down the center. Did you know that the inside
How Do Squids Ink? Some squids can grow to around 60 feet long. That’s about as long as a bowling alley or
What Is the NAACP? The National Association for the Advancement of Colored People (NAACP) is the oldest and largest U.S. civil rights organization. How
How Do You Use a Laser for Eye Surgery? A cataract is a blemish on the eye’s lens. It causes the lens to swell
What Is a Waterspout? A waterspout is a large column of spinning water and air. It looks like a tornado over the water. It has a
Why Is Ocean Water Salty? Our planet is made of about 70% water, and 97% of that water is salty. All the oceans—from the Atlantic
Do Trees Communicate With Each Other? For many years, scientists saw trees as independent living things. Each tree in the forest was
Why Do Some Plants Not Need Sunlight A parasite is an organism that uses another to survive. Some examples include ticks, fleas, hookworms, and vampire bats!
Is Acid Rain Dangerous? Acid rain sounds scary. Is there acid pouring on us when we play outside in the rain? Not exactly. We
Where Did Earth’s Water Come From? To find out where water came from, we have to think about what water is made
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