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Optical illusions are no doubt interesting. At the same time, they often leave people baffled. Just like this optical illusion that may leave you scratching your head. What is even more interesting is ...

Not all poisonous gases have a smell or a color. But a tiny grid of pastel- and candy-colored squares that effectively "sniffs" out hazardous chemicals in the air such as chlorosarin—a highly toxic ...

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The E Ink display is great in that it comes across as a digital incarnation of print on paper. That way, it has several qualities of the latter, which include having the same feel like real paper.

NEW YORK (AP) — Visitors to Times Square got a small preview of New York City’s famed New Year’s Eve party on Friday, as the event's organizers heaved handfuls of colored paper skyward in a ...