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Why Do We Get Old, and Can Aging Be Reversed?
Everybody gets older, but not everyone ages in the same way. In this episode, Steven Strogatz speaks with Judith Campisi and Dena Dubal, two biomedical researchers who study the aging process.
Nobel Chemistry Prize Awarded for CRISPR ‘Genetic Scissors’
Emmanuelle Charpentier and Jennifer Doudna have been awarded the 2020 Nobel Prize in Chemistry for their development of CRISPR/Cas9 genetic editing.
Doudna’s Confidence in CRISPR’s Research Potential Burns Bright
Jennifer Doudna, one of CRISPR’s primary innovators, stays optimistic about how the gene-editing tool will continue to empower basic biological understanding.
Genetic Engineering to Clash With Evolution
Gene drives promise to spread a trait across an entire population. But evolutionary forces are going to alter even the best-engineered plans.
New Letters Added to the Genetic Alphabet
Scientists hope that new genetic letters, created in the lab, will endow DNA with new powers.
Breakthrough DNA Editor Born of Bacteria
Interest in a powerful DNA editing tool called CRISPR has revealed that bacteria are far more sophisticated than anyone imagined.