Mice with Two Fathers? Researchers Develop Egg Cells from Male Mice
Recent research offers a tantalizing glimpse at a future in which two men can have biological children together, but any human applications remain far in the future
Scientists Have ID’d the Worm in Your Mescal
A team of moth and butterfly scientists decided to go from a restaurant bar to the lab bench to understand mescal’s iconic “worm”
Dads Have Been Older than Moms since the Dawn of Humanity, Study Suggests
Using modern human DNA to estimate when new generations were born over 250,000 years, scientists suggest that fathers have been having children later in life than mothers throughout human history
World’s Oldest DNA Discovered, Revealing Ancient Arctic Forest Full of Mastodons
Two-million-year-old DNA, the world's oldest, reveals that mastodons once roamed forests in Greenland’s far northern reaches
Nobel Winner Svante Pääbo Discovered the Neandertal in Our Genes
Geneticist Svante Pääbo reconstructed the genome of long-extinct human relatives, showing we have more in common with Neandertals than previously thought
Mouse Embryos Grown without Eggs or Sperm
Two research teams grew synthetic embryos using stem cells for long enough to see some organs develop
Ancient Women’s Teeth Reveal Origins of 14th-Century Black Death
A medieval cemetery yields DNA evidence of the deadly pandemic bacterium’s Central Asian ancestor
A Single Gene in One Species Can Cause Other Species to Go Extinct
This “keystone” variant of a gene could make or break a food web in an experimental system
Completing the Human Genome Sequence (Again)
The Telomere-to-Telomere consortium just sequenced the tricky final 10 percent of the essentially complete human genome
This Cheap Device Could Expand the World’s Access to Vaccines
A new delivery method for certain vaccines could make the lifesaving treatments more effective and accessible
Genes Reveal How Some Rockfish Live up to 200 Years
Scientists surveyed dozens of species’ genomes to uncover keys to longevity
Genomes Show the History and Travels of Indigenous Peoples
A new study demonstrates “I ka wā mamua, ka wā ma hope,” or “the future is in the past”