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​​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.

Déjà vu is an eerie feeling, and it's weirder when it’s coupled with the feeling that a person can predict what’s about to happen. To investigate, cognitive psychologist Anne Cleary has developed a technique to induce déjà vu, and test whether it really helps people predict the immediate future.

​For kids young and old, there is a certain enchantment to a treehouse escape. Incorporating elements of nature as load-bearing structures makes for some inventive and attractive design, and in some cases, the kind of luxury you wouldn't expect to find suspended above the forest floor.

​Vertigo is a very common condition, but it can be difficult to assess and to treat. It was with this in mind that a German consortium developed the headphone-based EQUIVert biofeedback system. It is claimed to be able to make the condition easier to understand, and to cure.

Lockheed Martin has won a US$150 million contract with options for another US$942 million to develop and manufacture two high-energy laser weapons for the US Navy. The new systems will combine Lockheed's first-of-a-kind HELIOS system for defense against UAVs with long-range ISR capabilities.

The International Space Station (ISS) is about to get a strange new crew member. The Crew Interactive Mobile Companion – or CIMON for short – is described by Airbus as a kind of flying brain, and will assist with experiments during the upcoming Horizons mission.