Before launching a promotional contest hyping a product, you should probably think hard about what that contest says to your customers.
The Little Box Challenge is designed to shrink the size of power inverters, devices used in solar panels and electric cars. It's part of Google's effort to improve its green-tech image.
Motorola reveals an estimated value for the upcoming smartwatch, but it's not necessarily the actual consumer price.
Prime numbers are endlessly fascinating to computing and math fans, and there's an infinite supply of them. A Microsoft contest succeeds in fleshing out the list of primes that aren't actually the largest.
Her Universe, purveyor of sci-fi stuff for women, will choose 30 contestants to compete on the Comic-Con catwalk for a chance to co-design a retail fashion collection.
In a post-Super Bowl campaign, the insurance company said it would give $1.5 million to someone who used its hashtag. Any tweet could be eligible. And then came the garbage.
The two voice assistants were pitted against each other in a series of challenges from analyst Gene Munster.
Going from the original iPad Mini to the Retina Mini is pretty jarring. Use the new Mini once and the old one is doorstop material.
Next month, a lander named Philae will detach from the European Space Agency's Rosetta spacecraft and attach itself to a comet for a ride around the sun. What the landing spot is called is up to us.
Environmental organization EMA sponsors a contest to win Toyota's first production fuel-cell vehicle, at $100 per entry.