Which scientific company significantly redesigned its logo in 2021, moving from a stylized hexagon (representing benzene's chemical structure) to a simplified, modern wordmark with a vibrant color gradient?

The visual identity of major scientific organizations and companies often evolves to reflect changing times, technological advances, and corporate direction. These logos aren't just aesthetic choices—they represent how these entities want to be perceived in the scientific community and by the general public. This trivia question tests your knowledge of how a major scientific brand transformed its visual identity through the years. Can you identify the correct evolution story?

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Thermo Fisher Scientific replaced its iconic blue hexagon with a minimalist gradient wordmark to signal its expansion beyond laboratory equipment into digital solutions
Merck KGaA (known as EMD Group in North America) transitioned from its hexagon-based logo to a vibrant gradient wordmark, representing its shift toward broader life science applications
BASF abandoned its long-standing hexagonal logo for a colorful wordmark to highlight its commitment to sustainable chemistry and innovation
Dow Chemical updated its diamond-shaped hexagon to a gradient text treatment to mark its separation from DowDuPont and renewed corporate identity