The NASA Twins Study published in 2019 compared biological changes in identical twin astronauts Scott and Mark Kelly. 1 The former spent a year on the International Space Station (ISS) and the latter ...

OSM stands for Oligonucleotide Synthesizer designed for use in Microgravity, meaning that it’s a device that makes arbitrary DNA strands (of moderate length) in space. Cool eh? I’ve been ...

If a flurry of news coverage is to be believed, a year in space can really wreak havoc on your DNA. Kelly's base DNA didn't actually change by 7 percent during his time in space. His gene ...

The building blocks of DNA have been found in samples returned to Earth from an asteroid, suggesting life rained down from space and could have formed elsewhere. In 2016, Nasa sent its Osiris-Rex ...

DNA is life's basic blueprint ... about 7% of Scott Kelly's genes expressed a bit differently after a year in space than they did on the ground, and didn't return to normal (or at least not ...

Space tourists may be at risk of DNA damage and cancer, a new study has found. Experts are urging space tour operators of the ...

This is what recent discoveries from space dust suggest. These fragments, brought back by a Japanese probe, could upend our ...