More than a thousand years ago, astronomers from the Maya civilization developed one of the most sophisticated time-keeping ...

It took a long time for zero to be recognised as a number at all, let alone one of the most powerful ones – but now it’s ...

Abstract: The introduction of Halpern and Shoham's modal logic of intervals (later on called HS) dates back to 1986. Despite its natural semantics, this logic is undecidable over all interesting ...

The researchers’ reconstruction shows that by mixing four resets at 358 months (the inex cycle) for every one at 223, the ...

This valuable study examined the roles of the posterior parietal cortex in rats performing an auditory change-detection decision task. It provided solid evidence for two subpopulations with opposing ...