I don't know my wife's phone number. If I needed to call her and I didn't have my iPhone, I wouldn't be able to reach her. And according to a poll by WhistleOut, I'm not alone. About 17% of ...

Optical illusion puzzles have been there for centuries and these are fun challenges that are designed to play tricks on our eyes and brains. Optical illusions work on a simple principle where it ...

SDR is a radio communication system in which software, rather than expensive hardware, performs key signal processing tasks, ...

Backwardation flips that relationship on its head. It happens when futures prices fall below the spot price, a clear sign ...

A challenging optical illusion tests eyesight and concentration by hiding a number within a dizzying pattern. The article ...

Montgomery happened to find strikingly similar behavior in the prime numbers— specifically, the correlations between the ...

Prime numbers are sometimes called math’s “atoms” because they can be divided by only themselves and 1. For two millennia, ...

The amplituhedron, a shape at the heart of particle physics, appears to be deeply connected to the mathematics of paper ...

If you detect an interceptor off your wing, your reactions can quickly de-escalate the concern of these air defense fighters.

A new optical illusion is here, and it is a lot trickier than it looks. The image has a grid of 14 columns and 9 rows. The ...

Artificial intelligence has been a crucial part of the industry for decades, and more uses of the technology are coming — ...

The striking thing about this is that repeating the procedure on the star turned up no evidence of carbon-based chemicals, ...