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Baltimore bridge collapse: an engineer explains what happened, and what needs to changeWhy did the bridge collapse, and what can we do to make other bridges more safe against such collapse?
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AI drone that could hunt and kill people built in just hours by scientist 'for a game'The scientist who configured a small drone to target people with facial recognition and chase them at full speed warns we have no defenses against such weapons.
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Record-smashing Chinese maglev hyperloop train hits 387 mph and could someday outpace a planeThe T-Flight is a maglev train that hit a record-breaking speed of 387 mph on a short test track — but engineers want to double that rate so the train can carry passengers at speeds faster than if they were traveling by plane.
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Largest ever fully electric concept plane could take to the skies by 2033The Elysian E9X is a 90-seater plane that can one day travel up to 620 miles — and it's based on research that claims our previous assumptions on battery-electric aircraft were wrong.
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This tiny radioactive battery can last 50 years without recharging — and it's coming in 2025BetaVolt's BV100 is smaller than a coin and contains a radioactive isotope of nickel that decays into copper and supplies power to a device for up to 50 years. But it probably won't power your smartphone anytime soon, an expert suggests.
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Watch the world through different animals' eyes in this stunning high-tech footageCameras recorded footage in red, blue, green and UV channels simultaneously, with openly available software processing the raw footage and converting it into different kinds of "animal vision," showing us how bees, birds, mice and dogs might see the world.
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New DragonFire laser weapon can shoot drones out of the sky, UK saysThe DragonFire laser can shoot down drones and costs less than $13 a shot, the UK government claims.
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Scientists uncover the secret to building Star Wars-style laser weapons — but don't worry, we won't have a Death Star anytime soonToday's infrared lasers are only powerful enough to disable aerial targets, but scientists now have the keys to building high-powered laser weaponry that can 'melt' distant targets.
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A potentially deadly, irreversible lung disease is striking workers who make popular quartz countertopsA new study exposes the deadly risks facing workers who make engineered stone countertops.
