This photograph shows a laser shot carried out by the Paris Observatory - PSL (Paris Sciences et Lettres) to measure the speed of light between its Meudon campus and the Arago Dome, at the Observatory of Paris in Meudon on October 9, 2026. (Photo by DIMITAR DILKOFF / AFP via Getty Images)

This photograph shows a laser shot carried out by the Paris Observatory - PSL (Paris Sciences et Lettres) to measure the speed of light between its Meudon campus and the Arago Dome, at the Observatory of Paris in Meudon on October 9, 2026. (Photo by DIMITAR DILKOFF / AFP via Getty Images)

This photograph shows a laser shot carried out by the Paris Observatory - PSL (Paris Sciences et Lettres) to measure the speed of light between its Meudon campus and the Arago Dome, at the Observatory of Paris in Meudon on October 9, 2026. (Photo by DIMITAR DILKOFF / AFP via Getty Images)

A photo shows the Exosens logo and binoculars in Paris on October 9, 2026. Exosens is a high-tech European company and global leader in electro-optical amplification, detection, and imaging technologies. (Photo by JOEL SAGET / AFP via Getty Images)

CEO of Exosens Jerome Cerisier poses in his office during a photo session in Paris on october 9 2026. Exosens is a high-tech European company and global leader in electro-optical amplification, detection, and imaging technologies. (Photo by JOEL SAGET / AFP via Getty Images)

CEO of Exosens Jerome Cerisier poses in his office during a photo session in Paris on october 9 2026. Exosens is a high-tech European company and global leader in electro-optical amplification, detection, and imaging technologies. (Photo by Joel Saget / AFP via Getty Images)

FILE - Hall of Famer Mike Ditka who guided the legendary 1985 Bears team to a victory in Super Bowl XX has died at 86. WASHINGTON - SEPTEMBER 18: Former NFL player and coach Mike Ditka speaks during a hearing of the Senate Commerce, Science and Transportation Committee on Capitol Hill September 18, 2007 in Washington, DC. Former players and league officials appeared before the committee for a hearing on the "NFL Retirement System," focusing on the current compensation system for retirees with claims of advanced injuries that became symptomatic after retiring from the NFL. (Photo by Win McNamee/Getty Images)

CHICAGO, ILLINOIS - OCTOBER 08: Church & Dwight CMO Stacey Ramstedt attend as Arm & Hammer Baking Soda celebrates the 3rd Annual Baking Soda Rocket Day at John D. Shoop Academy of Math, Science and Technology on October 08, 2026 in Chicago, Illinois. (Photo by Daniel Boczarski/Getty Images for Arm & Hammer Baking Soda)