Making the world better, one answer at a time. a superbug is a micro-organism that is resistant to most anti-biotics. the superbugs in recent history are imune to all anti-biotics,except one.
Both electronic and paper versions of Series I savings bonds are purchased at face value and earn interest until they are redeemed or reach maturity. You must hold Series I bonds for at least 12 months before redeeming them. Series I savings bonds will continue to earn interest for up to 30 years. They will cease paying interest once they have matured.
Series EE Bond Semiannual Interest Accrual Dates. Interest is added to the following bonds as shown below: Series EE Bonds issued before March 1993, Series EE Bonds issued May 1995 through April 1997, and. Series EE Bonds issued from March 1993 through April 1995 that are more than 5-years-old*.