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From the all-electric i3 to hybrids like the X5 XDrive40e and glorious i8 supercar, BMW has been ramping up its low-emissions offerings in recent times. Now the i3 itself has been given an upgrade that adds a whopping 50 percent more range.

After a male fishing spider mates, he dies and his female partner eats him. New research out of the the University of Nebraska-Lincoln postulates that the macabre ritual might have to do with ensuring healthy and abundant offspring.

​There are currently two main ways in which dentists look for cavities: visual inspections and x-rays. Now, technology being developed at Toronto's York University could provide a more effective alternative.

Bipedal robots, such as Boston Dynamics' Atlas may be able to balance on one leg, but Disney Research has gone one better and built a one-legged hopping robot. This unidexter automaton isn't the first hopping robot, but it's the first to not rely on a tether or external power source.

The electropollock by Dmitry Morozov has been designed as an homage to American expressionist painter Jackson Pollock, famous for his energetic drip painting works. It employs a similar method to get paint onto the rolling "canvas," but the end result is determined by music fed into the system.

​​Among the reasons that some people give for not using bicycle helmets is the claim that they take up too much room in a bag when taken off … but a group of entrepreneurs are out to change that, with a helmet folds down like an accordion when not in use.

​​The Greyp G12S was a beast of an e-bike, but its power kept it mostly in the dirt. Now Greyp has toned it down with the G12H, a street-legal version that trades in the 70 km/h top speed of its predecessor’s Power mode for a battery with twice the capacity and a range of up to 240 km (149 miles).​

A white noise machine or app can be a handy bedside companion for insomniacs. Cambridge Sound claims it has a better option with Nightingale, a new IoT-enabled system that uses two speakers placed around a room to create a “sound blanket,” which blends into the background and blocks incoming sound.

Powder made from spent coffee grounds can be used to rid water of harmful heavy metal ions, although the powder then needs to be filtered out of the water. Scientists have developed a step-saving alternative, in the form of a filter made of coffee-impregnated foam.​

Us humans know that even if someone believes something, that thing may not in fact be true. According to new research, however, some of our fellow apes may likewise be aware that what people think doesn't necessarily mesh with reality.​

There's something about a "barn find" that tickles the public's imagination. So it was exciting to find not one, but three, or maybe even four, million dollar barnfinds" are going to auction this week, and one of them is the barnfind made famous by Tom Cotter's book, The Cobra in the Barn.

We’re so used to having devices powered by lithium-ion batteries that it’s hard to imagine using anything else, but there are plenty of alternatives. The latest, an aqueous hybrid capacitor, is stable, safe and boasts high energy and power densities, recharging in as little as 20 seconds.