People visit the Huawei's Atlas 950 SuperPoD during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 17, 2026. (Photo by CN-STR / AFP via Getty Images) / China OUT

A robot (L) plays table tennis with a visitor during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 17, 2026. (Photo by CN-STR / AFP via Getty Images) / China OUT

People visit booth of Arm during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 17, 2026. (Photo by CN-STR / AFP via Getty Images) / China OUT

A loco pilot operates the Indian Railways' hydrogen-powered train after its flagging-off ceremony at Pandu Pindara railway station in Haryana's Jind city on July 17, 2026. India launched its first hydrogen-powered train July 17, joining a small group of nations testing the technology as part of efforts to decarbonise rail transport and cut dependence on fossil fuels. (Photo by Arun SANKAR / AFP via Getty Images)

Indian Railways' hydrogen-powered train runs through Haryana's Gohana city on July 17, 2026. India launched its first hydrogen-powered train July 17, joining a small group of nations testing the technology as part of efforts to decarbonise rail transport and cut dependence on fossil fuels. (Photo by Arun SANKAR / AFP via Getty Images)

People gather to watch the Indian Railways' hydrogen-powered train after its flagging-off ceremony at Pandu Pindara railway station in Haryana's Jind city on July 17, 2026. India launched its first hydrogen-powered train July 17, joining a small group of nations testing the technology as part of efforts to decarbonise rail transport and cut dependence on fossil fuels. (Photo by Arun SANKAR / AFP via Getty Images)

TOPSHOT - This screen grab from a SpaceX live webcast shows SpaceX's Starship rocket ten minutes before its scheduled launch from Starbase during the 13th test flight in South Padre Island, Texas, on July 16, 2026. SpaceX was set for a test launch of its powerful Starship rocket on July 16, the first since the company went public last month. The mammoth rocket was scheduled for blast off from the company's Starbase facility in southern Texas during a 90-minute window that opened at 5:45 pm local time (2245 GMT), before being aborted. This would have been Starship's 13th flight overall. (Photo by SPACEX / AFP via Getty Images) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / HANDOUT / SPACEX" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

Indian Railways' hydrogen-powered train arrives at the Pandu Pindara railway station after its flagging-off ceremony in Haryana's Jind city on July 17, 2026. India launched its first hydrogen-powered train July 17, joining a small group of nations testing the technology as part of efforts to decarbonise rail transport and cut dependence on fossil fuels. (Photo by Arun SANKAR / AFP via Getty Images)