The flow of time isn’t as consistent as we might think – gravity slows it down, so clocks on the surface of Earth tick slower than those in space. Now researchers have measured time passing at ...

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COLUMBIA- A researcher at the University of Missouri discovered how a person's mental workload can be measured by pupil dilation. Mental workload can be defined as the amount of work one's brain ...

In a dual set of papers published in Science last week, an international group of researchers presented an experiment which used relativistic time dilation to measure the curvature of spacetime. The ...

Time is a fickle thing. Depending on your frame of reference, it can appear to pass slower or quicker, thanks to a wonky phenomenon known as time dilation that was described in Albert Einstein’s ...

Researchers have found in a new study that pupil dilation could serve as an indicator of attention and mental effort in ...