Before Russia’s satellite threat, there were Starfish Prime, nesting dolls and robotic arms

WASHINGTON - What would it mean if Russia used nuclear warheads to destroy U.S. satellites? Your home's electrical and water systems could fail. Aviation, rail and car traffic could come to a halt. Your cellphone could stop working. These are among the reasons why there was alarm this week over reports that Russia may be pursuing nuclear weapons in space. The White House has said the danger isn't imminent. But reports of the new anti-satellite weapon build on longstanding worries about space threats from Russia and China. So much of the country’s infrastructure is now dependent on U.S. satellite communications…