One of the best ways to strengthen your bones and prevent osteoporosis is by getting regular exercise. Even if you already have osteoporosis, exercising can help maintain the bone mass you have. Why ...

A new decade brings new skin concerns. “Aging seems to appear rather dramatically and suddenly in your 40s due to the onset of hormonal changes,” says Dr. Zenovia Gabriel, a Newport Beach, ...

How would people react if an alien civilization actually made contact with us? Space.com talked to experts, who shared a variety of opinions about a possible real-life "disclosure day." ...