A week? A month? A year? No. Sometimes it takes much longer! Scientists need lots of patience.
On January 25, 1862, naturalist Charles Darwin received a box of orchids. One flower, the Madagascar star orchid, fascinated him. It had an 11.5" nectary, the place where flowers make nectar, the sweet liquid that insects and birds eat. How, he wondered, did insects pollinate the...
The stage was set for a showdown: Man v. Machine.
On March 9, 2016, the AlphaGo artificial intelligence computer program played the board game, GO, against the world champion, Lee Sedol.
Who would win? The human or the machine?
The Game: Go is the oldest board game in the world. Games are perfect tests for A.I...
How do you prove an impossible idea?
With courage, perseverance, and a lot of luck!
In 1915, British astronomer Arthur Stanley Eddington was fascinated with Einstein's new theory of general relativity. The theory talks about how forces push and pull objects in space. Einstein said that the sun's gravity could pull and bend light.
To test this, astronomers decided to photograph a solar eclipse. The eclipse would allow...
NSTA Outstanding Science Trade Book
What if your science experiments were so interesting that even an Emperor wanted to know more?
In 1806, scientist Ernst Chladni (KLOD-nee) left Germany for a three-year road trip, entertaining Europeans with his science.
He made wires, columns of air, and solids vibrate. He wrote about this in his native German language, but his French scientist friends wanted to read about it in French....