This week's news roundup: The European Space Agency’s Juice mission tested its instruments with a flyby of Earth in preparation for studying habitability on moons of Jupiter’. Also, a study found that Massachusetts has reduced food waste through composting and enforcement while four other states have not successfully done so despite also having bans on disposing of such waste in landfills. And researchers tested the generative artificial intelligence platform GPT-4 Turbo’s ability to counter conspiracy theories through personalized, fact-based conversations, yielding promising results.

E-mail us at sciencequickly@sciam.com if you have any questions, comments or ideas for stories we should cover!

Discover something new everyday: subscribe to Scientific American and sign up for Today in Science, our daily newsletter. 

Science Quickly is produced by Rachel Feltman, Fonda Mwangi, Kelso Harper, Madison Goldberg and Jeff DelViscio. This episode was hosted by Rachel Feltman. Shayna Posses and Aaron Shattuck fact-check our show. The theme music was composed by Dominic Smith.

Learn more about your ad choices. Visit megaphone.fm/adchoices