挑战经典物理学 : 发现弹性湍流的惊人特性 诸平 A polymer stretching in the elastic turbulent flow. The polymers in the liquid act like micro springs, getting stretched by the fluid motion before giving energy back to the fluid when contracting. Credit: Prof. Marco E. Rosti/OIST 据日 ...
Recently having living in this senior community for more than 2 years, I came to appreciate another advantage of such place - complete safety for the residents. For seniors living in their own home, whether alone or with their partner, you are completely at the mercy of home invasion and random att ...