When his supervisors at the CIA refuse to take action after his wife is killed in a London terrorist attack, a decoder takes matters into his own hands.

British stockbroker Nicholas Winton visits Czechoslovakia in the 1930s and forms plans to assist in the rescue of Jewish children before the onset of World War II, in an operation that came to be known as the Kindertransport.

When the space shuttle Challenger blew up in 1986, it was the most shocking event in the history of American spaceflight. The deaths of seven astronauts, including the first teacher in space Christa McAuliffe, were watched live on television by millions of viewers. But what was more shocking was that the cause of the disaster might never be uncovered. The Challenger is the story of how Richard Feynman, one of America's most famous scientists, helped to discover the cause of a tragedy that stunned America.

A year earlier medical student Hannah Carter freaked out in the operating theatre when her doctor mother, a cancer patient,died. Now she is back to resume her studies amongst whispers of her instability. Why does the stomach of Charlie Maddox,a man who has had five operations for abdominal cancer,undulate when she feels it? How come the cut on the hand of surgeon Nick Gates,Hannah's ex-boyfriend, never heals and why is Nick secretly injecting Charlie but not recording it on his notes? Hannah decides to investigate,uncovering a secret involving a new wonder drug with potentially lethal results.