The idea that extreme heat could one day cause a...

European peaks form ancient corridors for birds seeking cool air,...

The idea of life continuing on Earth without humans is...

A person lies in an MRI scanner, watching rapid video...

Some tropical trees are reaching deeper for water as droughts...

About 70 million years ago, in what is now southern...

By late life, about two thirds of people in Western...

Heart doctors are capturing images showing the inside of heart...

Using samples from caves and rock shelters along South Africa's...

An international team has revealed parts of the Milky Way...

A single climate jolt may have nudged medieval Europe into...