James Landale examines why Margaret Thatcher was ousted from power 25 years ago.
Donna Strickland, the first woman to win a Physics Nobel Prize in 55 years.
Botanist Sandy Knapp explains why Alice Eastwood is her Natural History Hero.
Anthony Howard looks at the relationship between the Queen and Margaret Thatcher.
Poet Jackie Kay tells the story of Zora Neale Hurston's literary rebirth.
Barbara McClintock's research into genes, and her acknowledgement as a great scientist.
Farrah Jarral looks at the anthropological legacy of Margaret Mead.
One of the most successful chemists of the 20th century.
Clare Balding continues her series of wildlife walks with a visit to the Irish Coast.
Melvyn Bragg and guests discuss the ideas of one of the great 20th-century mathematicians.
A portrait of Dorothy Hodgkin, the only female British scientist to win a Nobel Prize.
Dorothy Hodgkin and her lover wrestle with the internal structure of complex molecules.
In the 1940s, Dorothy made more scientific strides even with a baby.
Dorothy's reputation grew post-war, conquering the structure of penicillin.
Dorothy becomes the first woman to receive the Nobel Prize for Chemistry in 1964.
British spacewoman Helen Sharman chooses scientist Elsie Widdowson as her great life.
Hilary Mantel talking to John Wilson
Christine Finn examines the life and work of fellow archaeologist Jacquetta Hawkes.
Michael Berkeley's guest is primatologist Jane Goodall.
Jennifer Doudna talks to Jim Al-Khalili about her research that is transforming genetics.
Jennifer Doudna co-created the revolutionary gene editing technology CRISPR.
James Naughtie profiles Jocelyn Bell Burnell, the astrophysicist who discovered pulsars.
Michael Berkeley's guest is astrophysicist Jocelyn Bell Burnell.
Philip Ball tells the story of US geneticist and 1983 Nobel prize-winner Barbara McLintock
Jenny Agutter champions the life and work of pioneering Austrian physicist Lise Meitner.
Lise Meitner, the humanitarian physicist who unlocked the science of the atom bomb.
Charles Moore reflects on the process of writing Lady Thatcher's authorised biography.
James Naughtie considers the longest-serving prime minister of the 20th century.
Unique access results in a special photo of Margaret Thatcher on election night in 1983.