Randomness favours the worm becoming free because its head can move in many ways that will help to propel it forwards, but only one that would push it backwards. Because of the intrinsically random ...
The soaring cost and limited supply of computer memory is slowing some projects — and spurring creative approaches.
Developers of the computer game Doom released the game's code in 1997, allowing scientists to use it as part of their research. Credit: id Software via ArcadeImages/Alamy. When th ...
Activity levels and daytime sleepiness can be combined into a ‘behavioural clock’ that predicts whether a fish will have a short life or a long one.
Sharks might not be a natural biological group, with most species potentially closer kin to rays than to an oddball group of sharks.
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