UCLA PhD Student, Jui-Han Liu, works at the Center for Heterogeneous and Performance Scaling laboratory during the official launch of the Semiconductor Hub at the UCLA Samueli School of Engineering in Los Angeles, on May 21, 2026. (Photo by ETIENNE LAURENT / AFP via Getty Images)

UCLA PhD Student, Samuel Wang, observes the connexions between a chiplet and a semiconductor wafer are magnified on a screen at the Center for Heterogeneous and Performance Scaling laboratory during the official launch of the Semiconductor Hub at the UCLA Samueli School of Engineering in Los Angeles, on May 21, 2026. (Photo by ETIENNE LAURENT / AFP via Getty Images)

This image provided by the U.S. National Science Foundation’s NOIRLab on Thursday, May 21, 2026, shows the Crystal Ball Nebula. (NSF NOIRLab via AP)

WASHINGTON, DC - MAY 21: U.S. President Donald Trump is joined by grocery chain owners and politicians as he speaks in the Oval Office of the White House on May 21, 2026 in Washington, DC. Trump announced an extension of Biden-era EPA deadlines for the phase-out of hydrofluorocarbons (HFCs) under the 2023 Technology Transitions Rule, claiming that phasing out deadlines and exempting road refrigeration equipment would lower grocery prices. (Photo by Chip Somodevilla/Getty Images) *** BESTPIX ***

WASHINGTON, DC - MAY 21: White House military aides stand next to the giant mirror that hangs along the Rose Garden Colonnade at the White House on May 21, 2026 in Washington, DC. U.S. President Donald Trump announced an extension of Biden-era EPA deadlines for the phase-out of hydrofluorocarbons (HFCs) under the 2023 Technology Transitions Rule, claiming that eliminating the regulations would lower grocery prices. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - MAY 21: U.S. President Donald Trump is joined by grocery store owners and supermarket corporation executives while making an announcement in the White House's Oval Office on May 21, 2026 in Washington, DC. Trump announced an extension of Biden-era EPA deadlines for the phase-out of hydrofluorocarbons (HFCs) under the 2023 Technology Transitions Rule, claiming that eliminating the regulations would lower grocery prices. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - MAY 21: Reporters raise their hands while asking U.S. President Donald Trump quesitons in the Oval Office at the White House on May 21, 2026 in Washington, DC. Trump announced an extension of Biden-era EPA deadlines for the phase-out of hydrofluorocarbons (HFCs) under the 2023 Technology Transitions Rule, claiming that eliminating the regulations would lower grocery prices. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - MAY 21: The Center Square reporter Sarah Roderick-Fitch tells U.S. President Donald Trump that her mother thinks Washington is beautiful during a question-and-answer session in the Oval Office at the White House on May 21, 2026 in Washington, DC. Trump announced an extension of Biden-era EPA deadlines for the phase-out of hydrofluorocarbons (HFCs) under the 2023 Technology Transitions Rule, claiming that eliminating the regulations would lower grocery prices. (Photo by Chip Somodevilla/Getty Images)