Tuesday, October 13, 2026
Science

'Molecular sunscreen' may explain why DNA uses thymine despite its vulnerability to UV damage

Scientists have long sought to understand the complex origins of intelligent life. It remains unclear how biological systems not only formed but survived and persisted under the extreme conditions of primordial Earth's hostile climate. Now, researchers at Texas A&M University are using light-based t...

'Molecular sunscreen' may explain why DNA uses thymine despite its vulnerability to UV damage
Image: Phys.org
Scientists have long sought to understand the complex origins of intelligent life. It remains unclear how biological systems not only formed but survived and persisted under the extreme conditions of primordial Earth's hostile climate. Now, researchers at Texas A&M University are using light-based technologies to uncover new clues to help solve this evolutionary puzzle.

Originally published at Phys.org

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