Last week, I received a phone call from my best friend while she was away in Spain celebrating a friend's birthday. When her name appeared on my screen, I assumed she was ringing to vent about some ...

Abstract: During the last decade, possibilities to realize new phenomena and create new applications by varying system properties in time have gained increasing attention in many research fields.

Swimming is renowned as one of the best forms of exercise out there — it’s a full-body workout, an excellent form of cardio, and plunging into the water can be a refreshing way to clear your head. But ...