DNA and stable isotope analysis indicate the skull belonged to a male, first-generation narwhal-beluga hybrid.

Newcastle disease isn't a major threat to US chickens, but that could change. New research finds clues to resistance in regular backyard birds.

Crowded conditions prompt pea aphids to have offspring with wings. Viral genes in the insects' genomes let that happen, research finds.

"Historically, genetic studies were largely made up of people who lived near university medical centers." Genes for Good allows others to participate.

A new discovery could make corn more nutritious.

External factors like heat and exhaustion aren't the sole causes of fainting. Your genes play a role too, researchers report.

"People like the way coffee and alcohol make them feel. That's why they drink it. It's not the taste."

Invasive species are typically harmful, but they're an "evolutionary rescue" for the Gulf killifish.

A siesta might be wise in hot weather, but a newly discovered fruit fly gene called "daywake" prevents naps in cool weather.

An immune system boost could prevent lung cancer, researchers say.