Researchers say the findings, the first documented case of rising temperatures driving genetic change in a mammal, offer a "glimmer of hope" for the Arctic species, which is facing possible extinction ...

Earth’s deep interior still shapes the world above your feet. Water trapped far below the surface helps control how rocks move, melt, and recycle through the mantle. Some of that water carries a ...

Polar bears are expected to become extinct but there are some signs their DNA is changing and they are adapting to new ...

Westerly wind bursts can trigger the beginning of a shift from La Niña to El Niño, a change that can have big consequences ...

Discover what happens during a solar flare: sun eruptions, coronal mass ejection impacts, and space weather effects on Earth ...

Some white dwarfs in rapid binary orbits are far hotter and larger than theory predicts. Researchers found that powerful tidal forces between them generate enough heat to inflate their sizes and ...

A blast of Arctic cold air is sweeping across the country just as family and friends take to the roads and skies to gather for Thanksgiving. The cold plunge has already arrived in the Midwest and ...

It happens each year when the weather turns cold: The coats, hats, sweaters and blankets come out. The lights come on earlier. And the arguments over how high or low to set the thermostat begin. But ...

Social Security is entering its 10th decade. The popular federal program began in 1935, with President Franklin D. Roosevelt signing the Social Security Act into law. Through the years, there have ...