is a science writer. She actually is the Latin America correspondent for Science, and her work has also starred in Wired and Slate. She lives in Mexico City.
Aeon for Friends
It wasn’t the Martians’ fault their planet died. Should they existed – once – Martians were likely microbes, staying in a world just like our personal, warmed by an atmosphere and crisscrossed by waterways. But Mars started initially to lose that atmosphere, perhaps because its gravity wasn’t strong enough to hold onto it after an asteroid impact, or maybe it had been gradually blown away by solar winds. The cause continues to be mysterious, nevertheless the ending is clear: Mars’s liquid water dried up or froze into ice caps, leaving life without its most resource that is precious. Any Martians would have been victims of a planet-wide disaster that is natural could neither foresee nor prevent.
A planetary scientist at NASA’s Ames Research Center in California, the moral implications are clear: we should help our neighbours for Chris McKay. Earthlings might not have had the opportunity to intervene when Martians were dying masse that is enwe were just microbes ourselves), the good news is, billions of years later, we’re able to make it up to them. Continue reading “It won’t be a friendly encounter nor a conquest: it will be a gold rush when we meet aliens. Can we be sure it’s ethical?”