Gallium | Chemistry: A Volatile History

2: The Order of the Elements | Chemistry: A Volatile History

Professor Jim Al-Khalili looks at how the early scientists' bid to decode the order of the elements was driven b...

Bunsen Burner | Chemistry: A Volatile History

Robert Bunsen was a German chemist responsible for the invention of the Bunsen Burner.

Helium | Chemistry: A Volatile History

Norman Lockyer recorded a new yellow line by observing the sun through London smog and, assuming the new element to be a metal, named ...

History of the Atom: From Rutherford to Bohr | Chemistry: A Volatile History

Spec references J248: C1.2a J250: C1.2a. Professor Jim Al-Khalili explains the history of the at...

Mendelleev's Periodic Table | Chemistry: A Volatile History

Spec references J248: C2.2i J250: C2.2i. An account of how Mendeleev arranged the elements by atomic mass to crea...

Periodic Table Overview | Chemistry: A Volatile History

Spec references J248: C2.2i J250: C2.2i. A quick recap of how the periodic table is arranged including groups, period...

Properties of Group 1 Metals | Chemistry: A Volatile History

Spec references J248: C4.1a. Demonstration of reactions of lithium, sodium and potassium with water (Contains hi...

Silicon | Chemistry: A Volatile History

Silicon was discovered by Jöns Jacob Berzelius, a Swedish chemist, in 1824 by heating chips of potassium.

1: Discovering the Elements | Chemistry: A Volatile History

The story of how the elements were discovered and mapped begins with the alchemists who questioned that the world...

Einstein and the beetle | Gravity and Me: The Force that Shapes our Lives

Professor Jim Al-Khalili explains Einstein's analogy of gravity that he told his son to explain his...

Prof Jim Al Khalili goes inside Calder Hall for his first look inside the core of a nuclear reactor | Britain's Nuclear Secrets: Inside Sellafield

Nuclear physicist Professo...

Sarah-Jayne Blakemore on teenage brains | The Life Scientific

Professor Sarah-Jayne Blakemore talks to Jim Al-Khalili about her research on the developing teenage brain.

The race to prove Maxwell's theory | Shock and Awe: The Story of Electricity

Jim Al-Khalili explains how physics professor Oliver Lodge proved Maxwell's theory that electrom...

Fukushima: Is Nuclear Power Safe? | Horizon

Six months after the explosions at the Fukushima nuclear plant in Japan, Professor Jim Al-Khalili sets out to discover whether nu...

Al-Khwarizmi's digit and numerical system | Science and Islam

Jim Al-Khalili explains how our numerical system spread to Europe through the work of the Arabic mathematician ...

The big bang and the creation of hydrogen and helium | Atom

George Gamow believed that helium existed in the universe before the sun and the stars were formed.

Electrolysis - Discovery of Potassium | Curriculum Bites

Spec references J248: C3.4b J250: C3.4b. Professor Jim Al-Khalili recreates the electrolysis experiment that lead to...