World’s first ‘meltdown-proof’ nuclear reactor aces safety test

China’s Tsinghua University has scored a world first by demonstrating the inherent safety of the first operating commercial pebble-bed nuclear reactor by shutting off the power and letting the passive systems maintain control of the reactor core.Contin… Continue reading World’s first ‘meltdown-proof’ nuclear reactor aces safety test

Hackaday Links: June 30, 2024

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A couple of weeks back we featured a story (third item) about a chunk of space jetsam that tried to peacefully return to Earth, only to find a Florida family’s …read more Continue reading Hackaday Links: June 30, 2024

Despite the headlines, Waymo says its driverless cars are 200% safer than you

Three weeks after one of Waymo’s autonomous vehicles drove itself into a telephone pole for no apparent reason whatsoever (prompting 672 cars recalled), Waymo has released a statement saying its AVs are still 200 to 350% better at avoiding crashes than… Continue reading Despite the headlines, Waymo says its driverless cars are 200% safer than you

Fighting fire with pyro: World’s smallest extinguisher leaves no mess

Created in Sweden, the Maus Fire Suppressor is around the size of a long, slim flashlight at around 9.7 in (24.5 cm) long and 2 in (5 cm) in diameter. It’ll sit wherever you put it for up to five years, and where traditional fire extinguishers require … Continue reading Fighting fire with pyro: World’s smallest extinguisher leaves no mess

Micro-collapsible bike helmet packs flat, inflates in 30 seconds

Using a series of inflatable ribs, the all-new Ventete aH-1 bicycle helmet folds like an accordion when deflated to carry as easily as a laptop. When it’s time to saddle up, it inflates back into helmet form via an electric pocket pump in a matter of s… Continue reading Micro-collapsible bike helmet packs flat, inflates in 30 seconds

Smart helmet tracks shake to keep brains safe on the job

An experimental new helmet could save drivers of construction vehicles from serious injuries. The device measures the extent to which its wearer is being shaken up while driving, and sounds an alert when the shaking gets to be too much.Continue Reading… Continue reading Smart helmet tracks shake to keep brains safe on the job

Car Driving Simulators for Students, or: When Simulators Make Sense

There are many benefits to learning to fly an airplane, drive a racing car, or operate some complex piece of machinery. Ideally, you’d do so in a perfectly safe environment, …read more Continue reading Car Driving Simulators for Students, or: When Simulators Make Sense

Inhaling graphene is safe, according to human trial

Inhaling an ultra-pure form of the ‘wonder material’ graphene did not produce any short-term adverse effects on lung and cardiovascular function in a small group of healthy volunteers. The first-in-human study opens the door to developing a novel targe… Continue reading Inhaling graphene is safe, according to human trial