News & Opinion
Top 10 Innovations
Cell & Molecular Biology
Disease & Medicine
Ecology & Environment
Genetics & Genomics
Pharma & Biotech
Image of the Day
How We Age
Staff | Mar 1, 2015
From DNA damage to cellular miscommunication, aging is a mysterious and multifarious process.
Andrei Seluanov, Michael Van Meter, Vera Gorbunova | Mar 1, 2015
These mobile genetic elements can wreak havoc on the genome. Researchers are now trying to understand how such activity contributes to the aging process.
Rina Shaikh-Lesko | Jun 1, 2014
Drinking green tea appears to boost the activity of DNA repair enzymes.
Maria Spies: Molecular Machinist
Abby Olena | Apr 1, 2014
Associate Professor, Biochemistry, University of Iowa, Age: 40
Brain Activity Breaks DNA
Sabrina Richards | Mar 24, 2013
Researchers find that temporary double-stranded DNA breaks commonly result from normal neuron activation—but expression of an Alzheimer’s-linked protein increases the damage.
Why Women’s Eggs Don’t Last
Kate Yandell | Feb 13, 2013
As reproductive tissues age, DNA repair mechanisms become less efficient, causing genomic damage to accumulate.
Virus Monopolizes Host’s Repairmen
Ed Yong | Nov 29, 2012
Human cytomegalovirus fixes its broken DNA by exclusively co-opting its host’s repair proteins.
Six Threats to Chromosomes
Ed Yong | May 3, 2012
Researchers identify two new DNA repair systems, in addition to four that were already known, that can attack unprotected telomeres.
Seven New National Medal Winners
Bob Grant | Sep 29, 2011
A handful of life science researchers will take home the United States' top science honor.
The Axis of Aging
Hannah Waters | Jun 14, 2011
Editor's choice in developmental biology