
Animals
A love of small mammals drives this scientist
Alexis Mychajliw’s science is driven by her love of animals. She now looks to tar pits and fossilized poop to understand ancient ecosystems.
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Alexis Mychajliw’s science is driven by her love of animals. She now looks to tar pits and fossilized poop to understand ancient ecosystems.
Many people associate dog breeds with specific behavioral traits. But breed appears to account for only about 9 percent of behavioral differences.
Loss of 13 genes active in other bats could support the vampires’ blood-eating strategies and adaptations.
Doctor Erica Esrick discusses existing treatments and an ongoing clinical trial for a gene therapy to treat sickle cell disease.
Gene mutations can alter an individual’s hemoglobin in ways that curl their blood cells. This can cause painful sickle cell disease.
Archaeological finds from an ancient French rock-shelter show periodic settlements by both populations, just not at the same time.
Scientists are using genetic engineering and cloning to try to bring back extinct species or save endangered ones. Here’s how and why.
A cloned ferret named Elizabeth Ann brings genetic diversity to a species that nearly went extinct in the 1980s.
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.
Not all are equally impacted. Even among supposedly low risk groups, concerns intensify as the super-contagious delta variant sweeps across the globe.