Charles Darwin predicted the existence of a moth with a long tongue based on a comet orchid's nectar spurs. This was ...

That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and ...

NPR's Ailsa Chang talks with Emily Kwong and Regina Barber of Short Wave about the fluid dynamics of crowds, an early fossil of a modern bird and new data on how people's moods change through the day.

Birds are always up to something, and these entries captured an array of avians doing everything from impaling prey to ...

But scientists have observed a free-living mushroom coral, Cycloseris cyclolites, actively “walking” toward blue ... offer clues to similar movement patterns across multiple coral species ...

The amount of calories you burn while walking depends on several factors, such as your weight, the pace, how long you walk, and the terrain. Walking is an excellent, inexpensive exercise choice ...

Then your heel leaves the ground with your knee straight, and the process is repeated. This toe-to-heel gait pattern may offer many different benefits. Reverse walking may help increase knee extension ...

Here's how to watch The Walking Dead shows in order, including spin-offs such as Daryl Dixon season 2 ...

Having worn (and worn out) my fair share of sneakers, I set out to find the most comfortable walking shoes for men with the help of a panel of testers and a handful of experts. Among the 14 pairs ...

Slower walking speeds are often linked to depression, showing how mental health affects physical movement. Understanding these patterns highlights the need to care for both mental and physical health.

A subtype of bird flu caused by avian influenza A (H5) virus has been spreading worldwide in wild birds with a few outbreaks in poultry, dairy cows and other mammals across the United States ...