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When it comes to robots designed for traversing rough terrain, there are typically treaded and legged models. The new Tready robot, however, combines the best of both approaches, by utilizing its four treaded "flippers."

Back in 2016, Aston Martin unveiled its outrageous Valkyrie hypercar. The British automaker has now given it a removable roof, the result being "the fastest and most extreme open-top, road-legal Aston Martin ever built."

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Chinese smartphone brand Honor has launched its first flagship phone since parting ways from Huawei late last year. The Magic 3 series comprises three models, which benefit from Qualcomm chipsets and access to the Play Store and Google services.

Although stand-up paddleboards are eco-friendly to use, they're typically made of not-so-green substances. German scientists are trying to change that, with a board made of sustainable materials – obtained partially from old wind turbine blades.

There are a handful of cars capable of busting out a quarter-mile sprint in less than 10 seconds, straight out of the crate – but there's only one that can do it under nine. Rimac's all-electric Nevera has recorded an astonishing 8.582-second run.

On Horsea Lake at the Defence Diving School, Portsmouth, the Royal Navy is testing the Otter Pro, a robotic boat designed to survey uncharted waters as part of an investigation into the use of uncrewed vessels for military surveying operations.

A new study has expanded our knowledge of the relationship between brain cholesterol and Alzheimers, by observing how one influences the other in live mice and demonstrating how the process could be manipulated to slow the disease.

General Atomic Aeronautical Systems has announced that an Avenger drone managed to autonomously track and follow targets for the first time using a Lockheed Martin Legion Pod, which uses an infrared search and track system, rather than radar.

Although there are now many turn-indicator-equipped helmets, cyclists still ought to also use arm signals. That's where the Classon helmet comes in, as its indicators are trigged by the rider's arm gestures – plus it warns of cars coming from behind.

The FDA has authorized a third COVID-19 vaccine dose for immunocompromised individuals. The authorization comes after weeks of speculation about booster plans and the FDA stresses other populations do not require extra doses at this point in time.

Ukraine ebike maker Delfast already has a Guinness World Record in its trophy cabinet for its Prime model, and has now had to make room for another – this time setting a new speed record at Bonneville Speed Week with an electric motorcycle.