For the first time, scientists have observed the iconic Shapiro steps, a staircase-like quantum effect, in ultracold atoms.

Walking is and always will be a great way to keep active; it is a weight-bearing form of exercise, that is also relatively low-impact and you can easily incorporate walking into your daily routine.

Balance exercises can help older adults improve strength while preventing falls when walking. Learn how to boost your balance at home with these stretches.