Genetics
Why Some Genetic Miscues Are Helpful
A new look at the reasons why organisms missing pairs of genes sometimes do much better than normal.
The Cell’s Backup Genetic Instructions
The cell is equipped with multiple redundancies in case something goes wrong. Researchers have begun to map these systems.
When Pseudosex Is Better Than the Real Thing
What we can learn about evolution from species who thrive without sexual reproduction.
We Are Nowhere Close to the Limits of Athletic Performance
Genetic engineering will bring us new Bolts and Shaqs.
The Immortality Hype
Despite the hyperbole, private funding is changing the science of aging for the better.
Does Stress Speed Up Evolution?
Getting control of the molecular mechanisms that drive rapid mutations.
Sex Is a Coping Mechanism
Did sexual reproduction evolve to keep up with mitochondrial mutation?