Sara Novak

A collection of common and new medications is showing good results against the constellation of symptoms that individualize long COVID. Here’s the latest.

Using teeth-whitening treatments to achieve a brighter smile may be appealing, but experts say overdoing it could cause lasting damage

Learn more about the giant short-faced bear, and how it would have fared against saber-tooth cats and other Ice Age predators.

Learn why the life expectancy during the medieval period was equal for men and women based on bones that point out past illnesses and frailty.

Learn more about this prehistoric long-necked marine reptile and what other creatures it shared the seas with. Newsletter

Discover how we developed a taste for these delicious foods. Newsletter

Animals were able to see colors long before species developed the riot of colors that enlivens our world today

Discover the foods and supplements that can help keep your heart healthy.

Learn how the Tiffany Effect impacts our understanding of culture and the past. Newsletter

Long COVID appears to be more prevalent in young and middle-aged adults and may not be taken as seriously as in other age groups, resulting in compromised lives.