The Green Bay Packers introduce a uniform based on the team's look in 1923, the first year that the team was publicly owned.

Only a tiny percentage of hydrogen produced today is green; in fact, all low-carbon types of hydrogen (that includes blue, pink, yellow, turquoise, and aqua) account for less than 1% of global totals.

“Part of the magic of red and green is each amplifies the other because they sit on opposite sides of the color wheel, making them complementary colors,” Sawaya tells TODAY.com. Gold color meaning ...