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Robyn Arianrhod

Robyn Arianrhod

The Conversation

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100 years before quantum mechanics, one scientist glimpsed a link between light and matter

100 years before quantum mechanics, one scientist glimpsed a link between light and matter

19th-century Irish physicist William Rowan Hamilton’s pioneering work contained hints of the enigmatic wave–particle duality that governs the...

24.09.2025 10

The Conversation

Robyn Arianrhod

Three letters, one number, a knife and a stone bridge: how a graffitied equation changed mathematical history

On October 16 1843, the Irish mathematician William Rowan Hamilton had an epiphany during a walk alongside Dublin’s Royal Canal. He was so excited...

15.10.2024 3

The Conversation

Robyn Arianrhod