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Harpooning DNA, harvesting H2O, hopping ahead of hackers, and a harbinger to heed from down under. It’s your weekly briefing on the latest discoveries you might not hear about anywhere else, all with funding from the National Science Foundation.

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1. Scientists watch bacteria ‘harpoon’ DNA to speed their evolution https://www.nsf.gov/news/news_summ.jsp?cntn_id=245755&org=NSF&from=news
2. Novel transmitter protects wireless data from hackers http://news.mit.edu/2018/novel-transmitter-protects-wireless-data-hackers-0611
3. To forecast winter rainfall in Los Angeles, look to New Zealand in the summer https://www.nsf.gov/news/news_summ.jsp?cntn_id=245408&org=NSF
4. In desert trials, next-generation water harvester delivers fresh water from air https://nsf.gov/news/news_summ.jsp?cntn_id=245761&org=NSF&from=news