4 March 2022
Surveys of Easter Island show that ancient settlements and the sites of the island’s famous giant statues are situated close to freshwater springs that are only accessible at low tide
16 February 2022
In the quest to make artificial intelligence that can reason and apply knowledge flexibly, many researchers are focused on fresh insights from neuroscience. Should they be looking to psychology too?
14 February 2022
A compact weapon that generates a beam of microwaves can knock out electronic devices without causing harm to people
11 February 2022
As tensions rise in Ukraine with Russian troops arriving at the border in increasing numbers, a small army of amateur engineers is monitoring events using homemade drones equipped with sensors and old Soviet missiles
9 February 2022
The barn owl’s tail has a surprisingly important role to play in making the bird more aerodynamic
25 January 2022
An AI designed to detect bed sores in digital images has been used to identify wounded animals in camera trap footage, and can also detect poachers
14 January 2022
Lidar uses lasers to create 3D images, but these can be hard to interpret because they are black and white. A new scanner adds cameras to make colour images that could be useful for infrastructure inspection or robot vision
5 January 2022
Why the inventor of a futuristic beauty product was banned from Instagram, plus affirming birds’ existence and falling toast, in Feedback’s weekly round-up
22 December 2021
Which partridge would sit in a tree? And what happened to the world's tastiest pear? Plus how horses may be fooling archaeologists and a record-breaking millipede
1 December 2021
Methane is an underappreciated but potent greenhouse gas. How we deal with it will have a massive impact on averting the worst consequences of climate change
