Twin astronauts show how mitochondria handle space
Mitochondria, the body’s “cellular powerhouse” are remarkably resilient to the stress of space, according to the NASA Twins Study. From March 2014 to March 2015, astronaut Scott Kelly spent 340 days on...
View ArticleHuman waste may help feed Mars astronauts
Traveling to Mars will not be an easy or safe journey, says Grace Crain. “This is what we do as humans,” Crain says. “We are curious and we want to explore and understand other worlds, if it’s the...
View ArticleSpaceflight affects gut bacteria the same way every time
Spaceflight—both aboard a space shuttle or on the International Space Station—has a consistent effect on the gut microbiome, a new study shows. Researchers developed a new analytical tool to compare...
View ArticleBig questions: What does the universe look like?
What does the universe look like? How do astronauts sleep? What are the planets named after? In this video, Katie Mack, an assistant professor in the physics department, and Laura Bottomley, a...
View ArticleAstronaut advice: how to cope with social distancing
Col. Michael E. Fossum has some tips for coping with social distancing that he learned while he was in space as an astronaut. Social distancing because of the COVID-19 pandemic has people around the...
View ArticleCould alien microbes make their way to Earth?
A new “planetary protection” report reviews the risks of alien contamination. In Michael Crichton’s 1969 novel The Andromeda Strain, a deadly alien microbe hitches a ride to Earth aboard a downed...
View Article520-day simulated Mars mission changes crew’s gut bacteria
Crew members who took part in the Mars500 mission experiment showed significant changes in their gut microbiota after 520 days in confinement, according to a new study. The researchers analyzed data...
View ArticleHalf of space travelers experience back pain
With growing numbers of humans venturing into space, experts predict an increase in the number of people experiencing back pain. The prediction comes in a new report in the journal Anesthesiology,...
View ArticleLettuce in space could protect astronauts’ bones
Astronauts might one day grow and eat genetically modified plants to ward off diseases associated with long spaceflights, new research shows. Researchers have developed a transgenic, or genetically...
View ArticleAfter a long space trip, astronaut brains need a rest
Frequent space travelers should wait three years after a longer mission to allow the physiological changes in their brains to reset, a new study suggests. As we enter a new era in space travel,...
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