1 When your baby is getting sleepy, put your baby in his or her crib in a quiet, darkened room. 2  This will help your baby learn to go to sleep in his or her crib. 3  Don't rock your baby to sleep after about age 4 to 6 months. 4  Rock your baby, but lay the baby down to sleep while he or she is drowsy but still awake. Rock your baby, but lay the baby down to sleep while he or she is drowsy but still awake. 2  Don't add cereal to your baby's bottle. 3  Adding cereal to a bottle won't make a baby sleep through the night. 4  Babies don't need solid foods until they are about 6 months old.
Construction of the sarcophagus (cover) over the destroyed Chernobyl reactor. On April 26, 1986, a major accident occurred at Unit 4 of the nuclear power station at Chernobyl, Ukraine, in the former USSR.n 22 December 1988, Soviet scientists announced that the sarcophagus now enclosing the reactor was designed for a lifetime of only 20 to 30 years. Three years after the nuclear accident, the Soviet government halted construction of the fifth and sixth reactor units at the Chernobyl nuclear power complex.
Key Facts. 1  The 1986 accident at the Chernobyl nuclear power plant in Ukraine, then part of the former Soviet Union, is the only accident in the history of commercial nuclear power to cause fatalities from radiation.It was the product of a severely flawed Soviet-era reactor design combined with human error.ey Facts. 1  The 1986 accident at the Chernobyl nuclear power plant in Ukraine, then part of the former Soviet Union, is the only accident in the history of commercial nuclear power to cause fatalities from radiation. 2  It was the product of a severely flawed Soviet-era reactor design combined with human error.