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
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
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
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
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
22 April 2025
The US and other nations are eager to exploit the Arctic鈥檚 mineral wealth, but despite the thawing of ice and permafrost, accessing buried treasure in the region remains extremely challenging
21 April 2025
The Tara Polar Station, a $23 million research vessel with a crew of 12, will drift across the Arctic ice to enable better monitoring of a rapidly changing environment
21 April 2025
Extremely low sea ice levels in the Arctic and Antarctica signal a "new normal" that may accelerate global warming and disrupt ocean currents, on top of the consequences for people and wildlife that rely on the ice
18 April 2025
A quantum sensor using Earth's magnetic fields outperformed standard GPS backups in test flights. This technology could help commercial aircraft stay on course amid a rise in GPS jamming and spoofing attacks
15 April 2025
A massive research project will investigate the role of icebergs in driving melting of the Greenland ice sheet, a process that could trigger a catastrophic collapse of the Atlantic meridional overturning circulation
