Dinosaurs may have waggled their tails to help walk more efficiently
22 September 2021
A computer reconstruction of a small two-legged dinosaur suggests it ran more efficiently if it waggled its tail from side to side with every step
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Premium
Male birds’ feathers become duller when wildfires burn their habitats
25 June 2021
As wildfires become more intense, birds living in areas that burn may lose their vibrant colours because they skip mating displays when their nesting sites are destroyed
Electric catfish cannot be shocked and scientists don’t know why
12 March 2021
Electric catfish use shocks to stun their prey, but they are immune to their own jolts – and tests suggest they may be immune to being shocked at all
