Kristen French

The biological age of your organs could predict your health—and death

In fact, righties may have the edge, contrary to popular belief

But our ancient ancestors set the world ablaze 50,000 years ago

They trekked for 2,000 years across formidable terrain

A 10-year-old study finally comes into the light

An imaginary friend turned trash and a journey through climate change

Eavesdropping on sound artist Chris Warren and his reverberation chamber

Early explorers felt the powerful pull of the poles

Chemistry becomes art in Thomas Blanchard’s timelapse video

What a popular subreddit can tell us about everyday morality

The art of unseen creatures and the dawn of science

A rare tribe lacks music for dancing or soothing their young ones