Humans

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Scuba divers exploring underwater near a wreck

Thirty-seven adults took a one-week scuba course while 30 chose a multisport course and only the divers still showed lower perceived stress one month later in a small exploratory trial

Thirty-seven scuba divers entered a one-week course with stress scores much like those of 30 people who chose other vacation sports. By the end, both groups reported better mood. One month later, the clearest lasting stress change belonged to the divers. A Frontiers in Psychology study published in 2017 compared a recreational diving group with…

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Two women experiencing virtual reality technology

30 students watched Earth from orbit for 25 minutes in virtual reality, and their connection to nature rose while scores barely moved among 30 classmates who meditated

Sixty students took part in a pilot experiment built around a simple question: can a convincing view of Earth from space make ordinary people feel closer to the natural world after just one session? According to the final results, the answer was yes for the group that watched a virtual journey around the planet, while…

A woman in a space helmet during a reflective moment

32 volunteers entered NASA’s HERA spacecraft simulation, and 1 night of restricted sleep left some crew members worse at reading emotion on human faces

Space crews have to do more than remember procedures when a day runs long. They also have to read each other well, because a tired teammate’s face can signal strain, confusion, or a brewing mistake before any checklist does. A small NASA-linked isolation study suggests that one short night of restricted sleep can blur that…