Solar-powered ambush drones can wait for targets like land mines
29 July 2025
Russian ambush drones have been seen in Ukraine fitted with cheap solar panels, which enable them to lurk indefinitely, waiting for a target to come near
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Found 519 results for drones
Solar drone with wingspan wider than jumbo jet could fly for months
25 July 2025
A pioneering solar-powered drone aircraft operated by Skydweller Aero will be used for maritime surveillance
Why bizarre Cold War hoverboats are making a comeback
10 July 2025
Sea-skimming crafts – which fly just above the water – were once considered Cold War relics of a failed Soviet experiment. Now, China and the US are resurrecting the technology as a possible Pacific conflict looms
The bold plan to save a vital ocean current with giant parachutes
27 June 2025
Large sea anchors could be used to drag water under a bold plan to keep the Atlantic Meridional Overturning Circulation moving – but some experts are sceptical
Leonardo da Vinci's 'helicopter' design could make drones quieter
24 June 2025
A simulation of the "aerial screw" designed by Leonardo da Vinci in 1480 suggests it would use less power than modern drone rotors to generate the same lift, and make less noise too
Orcas scrub each other clean with bits of kelp
23 June 2025
Drone footage has captured killer whales breaking off stalks of kelp and rubbing the pieces on other orcas, a rare case of tool use in marine animals
Can any nation protect against a Ukraine-style drone smuggling attack?
12 June 2025
Ukraine's Operation Spiderweb showed how small, cheap drones can be smuggled into a country and used against expensive military hardware. Now, there are concerns that nations like the US and UK aren't ready to defend against a similar attack
Any wall can be turned into a camera to see around corners
30 May 2025
Researchers have developed algorithms that reconstruct a hidden image from the scrambled light waves that bounce off a wall, making it possible to see things behind a corner
Before the Great Wall, Chinese rulers built a shallow ditch
29 May 2025
A network of trenches, walls and enclosures built across the steppes of China and Mongolia 800 years ago seems to have been erected to control the flow of people, perhaps for tax reasons
Will climate change lead to an industrial boom in the Arctic?
22 April 2025
The US and other nations are eager to exploit the Arctic’s mineral wealth, but despite the thawing of ice and permafrost, accessing buried treasure in the region remains extremely challenging
