The Voyager Golden Records. Each of these 30 cm (12-inch) phonograph records were launched into space in 1977 during the Voyager program. On them: The
uranium source into its daughter isotopes makes it a kind
Catapults, teeter-totters, ramps, and levers can make saving coins a fun activity. This vintage collection of coin banks provides six inventive examples
There is a kind of fluttering action, and the size
Glasswing butterflies aren’t made of glass, but their transparent wings help them blend with their surroundings, protecting them from predators. This Deep
interesting if the dual nature serves to avoid a certain kind
The octopus is a very smart animal. It can find its way through mazes, play, and problem-solve. Does the octopus also dream? In this clip from Nature’s
What kind of a connection is possible with an animal
Follow a formidable trail of leafcutter ants through the Amazon Rainforest. They’re carrying lots of small leaf pieces, having gathered them from high up
So they’ll kind of balance amongst all the trees, which
Like those ridged images that appear to animate as you tilt them back and forth — on photo postcards, bookmarks, rulers, books, toys, and more — watch
forth and the image flips back and forth too like a kind
How do you draw a gruffalo? A gruffalo? What’s a gruffalo? „A gruffalo! Why, didn’t you know? He has terrible tusks, and terrible claws, and terrible
What kind of body does your creature have?
The Earth and the Moon are essentially the same distance from the sun, yet the two rocks have very different surfaces thanks to our Earth’s atmosphere. It
temperatures are also the result of having just the right kind
Fermentation, drying and roasting, grinding, then heating and forming—these are the four main steps Logan Richardson demonstrates for making chocolate
will provide a seed crystal for the chocolate to kind
Holograms are recordings of light—three-dimensional information reflected from an object—captured on small glass plates using lasers. When properly
When these two waves come together, they make a kind
