In Our Time: Science

BBC Radio 4

Scientific principles, theory, and the role of key figures in the advancement of science.

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20 episodes
Updated February 19

Episodes20

Newest first

February 19 · 58 min
The Mariana Trench
Misha Glenny and guests discuss the exploration of the world's deepest ocean trench.
Jul 10, 2025 · 48 min
The Evolution of Lungs
From the mechanics of the first breaths on Earth to the reason we hiccup.
Jun 5, 2025 · 57 min
Lise Meitner
The Austrian-Jewish physicist who, in 1938, solved the question of nuclear fission.
Apr 3, 2025 · 50 min
Pollination
Melvyn Bragg and guests discuss the interplay between plants and pollinators.
Jan 30, 2025 · 51 min
Slime Moulds
Melvyn Bragg and guests discuss the remarkable world of slime mould.
Jan 9, 2025 · 52 min
The Habitability of Planets
Melvyn Bragg and guests discuss ideas about where life may begin in the universe and how.
Dec 12, 2024 · 50 min
The Antikythera Mechanism
Melvyn Bragg and guests discuss the mysterious ancient Greek astronomical computer.
Oct 24, 2024 · 1 hr
Wormholes
Melvyn Bragg and guests test the idea that there are shortcuts between distant galaxies.
Aug 1, 2024 · 50 min
Bacteriophages
Melvyn Bragg and guests discuss how viruses can help us track and cure bacterial illnesses
May 30, 2024 · 53 min
Mercury
Melvyn Bragg and guests discuss the planet closest to our Sun.
May 2, 2024 · 52 min
Nikola Tesla
Melvyn Bragg and guests discuss the celebrated Serbian-American inventor.
Mar 28, 2024 · 58 min
Heisenberg's Uncertainty Principle
Melvyn Bragg and guests discuss Heisenberg's key role at the outset of quantum mechanics
Mar 7, 2024 · 50 min
Hormones
Melvyn Bragg and guests discuss the chemical signals that control the ways our bodies work
Nov 2, 2023 · 48 min
Plankton
Melvyn Bragg and guests discuss the tiny lifeforms that sustain so much life on earth.
Oct 12, 2023 · 49 min
Albert Einstein
Melvyn Bragg and guests discuss Einstein's astonishing impact on theoretical physics.
Jul 27, 2023 · 53 min
Jupiter
Melvyn Bragg and guests discuss the largest planet in our solar system.
Jun 29, 2023 · 52 min
Mitochondria
Melvyn Bragg and guests discuss the power-packs within cells in all complex life on Earth.
May 18, 2023 · 50 min
Linnaeus
Melvyn Bragg and guests discuss the ideas and legacy of the pioneering Swedish botanist.
Mar 23, 2023 · 51 min
Paul Erdős
Melvyn Bragg and guests discuss the life and work of the prolific Hungarian mathematician.
Mar 2, 2023 · 53 min
Tycho Brahe
Melvyn Bragg and guests discuss the 16th-century astronomer, renowned for his accuracy.