Two genes that are still evolving in humans might have subtle effects on people's abilities to learn different types of languages, according to new research.
Astronomers found 28 new planets outside the solar system in the past year, and the increased rate of exoplanet discovery suggests the galaxy is brimming with other worlds.
A comet exploded over North America about 13,000 years ago, causing massive mammal die-offs and the demise of one of the earliest American cultures, according to a controversial new theory.
Software under development at NASA could adjust airplane controls to help pilots keep their craft in control even when faced with catastrophic failures.
A Neptune-size planet likely covered in hot—but solid—water has been discovered in a snug orbit around a nearby star, a team of astronomers announced today.
Some common U.S. birds saw declines of up to 45 percent from the West Nile virus, a new study shows—suggesting even the most familiar birds are surprisingly vulnerable.
Astronomers believe they may have found a significant portion of the universe's "missing" dark matter hidden in unusual galaxies formed by giant collisions.