
Animals
Losing some genes may explain how vampire bats can live on blood
Loss of 13 genes active in other bats could support the vampires’ blood-eating strategies and adaptations.
Loss of 13 genes active in other bats could support the vampires’ blood-eating strategies and adaptations.
Scientists are using genetic engineering and cloning to try to bring back extinct species or save endangered ones. Here’s how and why.
A 1,000-year-old grave in Finland, once thought to hold a respected woman warrior, may belong to someone who didn’t have a strictly male or female identity.
When viruses become more infectious or better able to survive the body’s immune system, they become a type of variant known as a strain.
One key mutation may have helped the virus behind COVID-19 better infect human cells.
Mutations in a gene that helps nerve cells work properly rob rabbits of their ability to hop. Instead, the animals use their front paws to move.
The price of not vaccinating nearly everyone across the world could be a longer pandemic and more troubling variants of the new coronavirus.
Little diversity in genetic databases makes precision medicine hard for many. One historian proposes a solution, but some scientists doubt it’ll work.
A centaur has the torso of a human and the body of a horse. It may sound cool, but it wouldn’t work very well.
Biochemical changes after going to space suggest that harm to cells’ energy-producing structures, called mitochondria, could explain astronauts’ health issues.