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The largest prime number known has been discovered by the Great Internet Mersenne Prime Search (GIMPS) citizen science project. It’s been dubbed M77232917 – and if you’re wondering why it needs a codename, well, we’d be here all day typing out the 23 million digits that make it up.

The Consumer Electronics Show usually throws up its fair share of weird and wonderful gadgetry, and so it's proving once again for CES 2018. Take Project Linda from Razer, for example, a laptop concept where the brains and control system are provided by the company's flagship smartphone.

Samsung and its new subsidiary Harman International have teamed up to try and make the ultimate connected vehicle. The systems include connected car technologies, an autonomous driving platform, custom-designed audio, and even a QLED "MoodRoof" for the cabin interior.

In the ongoing smart speaker battle being played out between the Google Home and Amazon Echo ranges, there was one Amazon product that Google didn't have an equivalent for: the Amazon Echo Show, a speaker with a screen. That's about to change with the Lenovo Smart Display.

If you're trying to produce crops that require less water, then you need to know how much water those plants are using. Scientists have taken a new approach to finding out, by producing graphene-based moisture sensors – they take the form of strips of tape that are applied to the leaves.

A DNA study on the fossilized remains of a baby girl uncovered in central Alaska has now revealed, not only incredible insight into the origins of human migration into North America, but also the existence of a previously undiscovered population of humans that have been named "Ancient Beringians".

Jellyfish blooms are regarded by some as an ecological menace, but they may sound the dinner gong for the commercially valuable Norway lobster. Recently, a team of scientists photographed it in the Norway chowing down on jellyfish carcasses, suggesting that they could form a major part of its diet.

​Although charging points are becoming more commonplace all the time, buying an electric vehicle still brings some uncertainty. Tesla is removing some of the guesswork for prospective buyers, bringing a useful new trip-planning tool online to help you map out potential routes. ​

Veteran US gaming hardware maker Mad Catz closed its doors at the end of March 2017 and looked to be heading for the history books. But now the brand is back, and will be showing off its first new peripherals at CES 2018.

​What if you want to track your swimming performance but forget your smart tracker? One thing you'll always remember is your swimsuit, which has prompted Swim.com and Spire to join forces and create a smart swimsuit that keeps track of watery workouts.​

Kia had one of the coolest concept cars of 2017, and it's kicking off the new year with an all-electric Niro concept that looks like it might be equally impressive. Beyond just a battery-based powertrain, Kia promises an all-new human-machine interface and a "motion graphic" lighting system.

​You want to lose weight, but you don't want to eat less – right? Well, when and if a new drug makes it to market, you may get your wish. Scientists are developing a medication that has already lowered body weight in obese mice, even though they kept eating the same amount.