Discover how narwhals use their spiral tusks as multipurpose tools in the wild with groundbreaking drone footage.

Of course, we all need to be concerned about young people’s exposure to social media, and recent research adds another ...

Find out what scientists say about the Next Ice Age and the natural rhythms shaping our planet's climate over millennia.

The goal of brushing one’s teeth is to have fresh breath and prevent cavities. But the effect of toothpaste on the complex ...