Mr Netanyahu's inflexibility over the settlers may have got him out of a political jam; it also militates against the peace that would guarantee the Jewish state's long-term survival.
A mathematician figures out the best way to jam an extra star onto the American flag.
一位美国数学家发现在美国国旗中再多塞进一颗星的最优方法。
3
Only a few countries can carry out dazzle attacks, but dozens of countries can jam satellite signals using ground-based transmitters to overwhelm their signals.