Fourth graders participate in an introductory lesson on artificial intelligence during a computer applications class at Dr.

Understand the difference between Data Types and Abstract Data Types (ADT) in this clear breakdown of data structure ...

Two new peer-reviewed papers claim thousands of unexplained light flashes in vintage Palomar telescope images show statistical ties to nuclear tests and UFO reports. Not everyone agrees with the paper ...

Now in its ninth year, our annual poll showcases 255 vital video essays, nominated by 72 international voters.

More than 70 years ago, astronomers at the Palomar Observatory in California photographed several star-like flashes that appeared and vanished within an hour — years before the first satellite, ...