We all know what water is–a clear, odorless, tasteless liquid that we cannot live without. Here are other facts about water you may not know.
Dry Lands Getting Groundwater More Crop Per
With its swirling column of wind, a tornado is one of nature’s most destructive storms. Find out more!
estimated to be more than 320 kilometers (200 miles) per
We see light every day — whether from light bulbs, flames, flashlights, or the Sun (our most important source of light). We see objects because they reflect, or bounce, light into our eyes.
: particles called „photons“ Speed: 186,000 miles per
In Antarctica, scientists often have trouble measuring katabatic winds, which are so strong they can knock down the instruments. Discover for yourself why Antarctica is the windiest place on Earth.
miles per hour), or kilometers per hour.
We see light every day — whether from light bulbs, flames, flashlights, or the Sun (our most important source of light). We see objects because they reflect, or bounce, light into our eyes.
: particles called „photons“ Speed: 186,000 miles per
Camp out under the big blue whale! Sleepovers–some for families, others just for grown-ups–offer an unforgettable evening of discovery.
At least one adult per three children is required for
Big animals alive today have a lot in common. They are heavy. They have few predators. And they tend to move slowly. But have big animals always behaved this way?
could run at speeds up to 72 kilometers (45 miles) per
Albert Einstein is famous for making many revolutionary discoveries. But perhaps Einstein’s most famous discovery was his equation—E=mc² .
Fact The speed of light is 670 million miles per
Bank Street College of Education offers graduate credit for Seminars on Science courses, the Museum’s online professional learning program for educators.
the American Museum of Natural History (3 credits per
It took most of human history for our population to reach 1 billion—and just over 200 years to reach 8 billion. When will our global population peak?
[TEXT: 1950: Five babies per woman. 2100: Two babies
