In the era of precision cosmology, research often means big science: large observatories, highly complex instruments, ...

Nearly every object we interact with in our lives has a mass, but where does this mass come from? Modern physics says matter ...

Research from MIT Sloan School of Management has demonstrated a new way of designing social science experiments that can ...

The experiment also showed that tuning the light beam controlled the propulsion—the stronger the laser, the greater the ...

IN A darkened auditorium in September 2008, I sat in the audience awaiting the start of a presentation entitled “The psychology of evil” by social psychologist Philip Zimbardo. Suddenly, the doors at ...

The killing of George Floyd on May 25, 2020, was a seismic event, a turning point that compelled many Americans to do something and do it with urgency. Many educators responded by holding mandatory ...

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This article is an extended version of the article “The double-slit experiment” that appeared in the September 2002 issue of Physics World (p15). It has been further extended to include three letters ...

From the time of the founding era to the present day, one of the more common things said about American democracy is that it is an “experiment.” Most people can readily intuit what the term is meant ...