IBRAHIM NAGGAR

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Why knuckle cracking makes a popping sound, and why it might be beneficial

When muscle joints are pulled apart there forms a tiny cavity filled with gas which then collapses, creating a popping noise.<p>The wince-inducing sound of knuckles cracking is caused by a small bubble building up in the fluid of the fingers then ‘popping ‘, scientists believe, and it could even be …

On the Red Couch: University of California President Janet Napolitano

Janet Napolitano left her role as secretary of Homeland Security under President Barack Obama almost two years ago to become the president of the University of California. Although she is out of Washington, D.C., the former Democratic governor of Arizona said she still has her “ear on the ground” …

تبقى دولة يوليو تنفعك يا روح أمك http://t.co/4oE2geU9RK

الإخوان» تدعو «القوى الثورية» لاجتماع في بريطانيا | المصري اليوم

اشترك لتصلك أهم الأخبار<p>قالت مصادر قريبة من جماعة الإخوان المسلمين، إنها ستدعو عددًا من شباب الثورة وقيادات المعارضة لاجتماع في بريطانيا، لإعلان تشكيل …