Summary

NLR Senior Energy Storage Engineer Matthew Keyser holds a sheet of copper discs, one of the metals that comprise the internal short-circuit device recently recognized by NASA’s 2025 Invention of the Year Award. Photo by Ellen Jaskol, National Laboratory of the Rockies.Weeks ago, four NASA astronauts completed a pioneering journey around the moon. For 10 days, lithium-ion batteries on Artemis II played an important role in powering various communications, navigation, propulsion, and thermal systems. Making sure these batteries were up for the mission is a challenge the U.S.

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