In this episode of Science Quickly, we discuss newly revealed U.S. space weapons, growing artificial intelligence safety concerns and the Environmental Protection Agency’s rollback of power plant emissions limits before we end with a look at the tiny sand hoppers reshaping California’s beaches.

Recommended Reading:
<a href="https://www.scientificamerican.com/article/the-u-s-has-weapons-in-space/">It’s official: The U.S. has weapons in space</a>
<a href="https://www.scientificamerican.com/article/trump-epa-to-repeal-emissions-regulations-of-fossil-fuel-power-plants/">Trump repeals emissions regulations of fossil-fuel power plants</a>
<a href="https://www.scientificamerican.com/article/what-openai-rogue-agent-really-did-in-the-hugging-face-hack/">The real danger in OpenAI’s Hugging Face hack</a>

E-mail us at <a href="mailto:sciencequickly@sciam.com">sciencequickly@sciam.com</a> if you have any questions, comments or ideas for stories we should cover!
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Science Quickly is produced by Rachel Feltman, Fonda Mwangi, Allison Rodgers and Jeff DelViscio. This episode was edited by Alex Sugiura, with fact-checking by Marielle Issa and Aaron Shattuck. Our theme music was composed by Dominic Smith. Learn more about your ad choices. Visit <a href="https://megaphone.fm/adchoices">megaphone.fm/adchoices</a>

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