A urease test is positive when a urea medium turns bright pink (fuchsia) and negative when it stays yellowish. The colour change comes from ammonia released by urea hydrolysis, which makes the medium ...

As members of the public tour a fake ‘residential home’ for disabled people riddled with Nazi ideology, you desperately hope someone will speak up. Prepare for the most excruciating viewing of your ...

The New Stanford Prison Experiment is a new Netflix reality show inspired by a real 1971 study. Conducted by Stanford psychology professor Philip Zimbardo, the study examined how participants behaved ...

The Stanford Prison Experiment lasted less than a week in 1971, but its claims about human nature endured for decades. Now, a new Netflix series is bringing one of psychology’s most controversial ...

Transform methylthioninium chloride (Methylene blue) from blue to colourless and back again by mixing it with glucose and shaking the solution, then letting it settle An alkaline solution of glucose ...

Netflix’s reboot of a notoriously cruel and unusual psychological study makes for unenlightening reality TV. By James Poniewozik James Poniewozik is the chief television critic of The New York Times.

Try this experiment to make a miniature chemical fountain using only soluble ammonia and atmospheric pressure The ammonia fountain is a classic demonstration in which students observe the very high ...

Modern-day replications of one of history's most disturbing social psychology experiments, the Milgram study, reveal what makes ordinary people obey an immoral order – and how to resist. In June 1961, ...