Skip to content
Bramble

Science

Henri Kagan and Kenso Soai win 2026 Nobel Prize in Chemistry

The Royal Swedish Academy of Sciences awarded the 2026 Nobel Prize in Chemistry to France's Henri B. Kagan and Japan's Kenso Soai for work on non-linear effects and autocatalysis in asymmetric organic synthesis, which addresses why life favours one mirror-image form of molecules.

19 outlets · 7L · 9C · 3R First reported Account updated
Image: ABC News
Image: Deutsche Welle
Image: IJR
Image: France 24
Image: Scientific American
Image: The Straits Times
Image: South China Morning Post
Image: NBC News

1 / 8

The story, neutrally told

Mixed · 2The Royal Swedish Academy of Sciences announced in Stockholm on Wednesday 7 October 2026 that the Nobel Prize in Chemistry goes to Henri B. Kagan and Kenso Soai "for the discovery of non-linear effects and autocatalysis in asymmetric organic synthesis". Mixed · 2Kagan is French and affiliated with a university in Orsay, France; Soai is Japanese and works at the Tokyo University of Science. Centre · 3Most outlets give Kagan's age as 95 and Soai's as 76 (born 1950), but France 24 attaches the age 95 to Soai. The outlets also differ on Kagan's institution, naming Université Paris-Sud (Hindustan Times, SCMP, France 24) or Université Paris-Saclay (CBC), in Orsay.

Mixed · 2Heiner Linke, chair of the Nobel Committee for Chemistry, said the two "have provided a solution to a chemical mystery that is over a century old: how homochirality can emerge spontaneously" and called their reactions "spectacular". Centre · 3Linke explained that many molecules occur in two mirror-image versions, called chiral from the Greek word for hand; living organisms use only one mirror-image form of amino acids, and the pair's work addresses why life favours one form. Centre · 1According to the academy as relayed by Anadolu, Kagan made a breakthrough in 1986 by finding a way to produce a greater excess of one mirror-image form than previously thought possible. Soai designed a reaction in 1995 with the potential to produce only one form and demonstrated it in 2003.

Centre · 2Coverage notes the discoveries matter for designing reactions that make pharmaceuticals, because different mirror-image forms of a molecule can act differently in the body. Centre · 1Hindustan Times reported that Soai was shopping near his home when the Nobel committee reached him. Mixed · 2The prize is worth 12 million Swedish kronor (about $1.2 million), the same whether it goes to one person, a small group or an organisation. Laureates receive their prizes on 10 December, the anniversary of Alfred Nobel's death.

Centre · 2It is the third prize announced this year, after medicine (Peter Hegemann, Georg Nagel and Karl Deisseroth, for optogenetics) and physics (Francis Halzen). Literature follows on Thursday, peace on Friday and economics on Monday. Last year's chemistry prize went to Susumu Kitagawa, Richard Robson and Omar Yaghi for metal-organic frameworks.

Every sentence links to the reporting it rests on. The pill in front of each says where its sources sit: Left, Centre or Right when one side supplies at least half of them, Mixed when they are evenly split. The number is how many outlets it cites.

Left7 outlets

Framing
Mostly AP and CBC copy: a brief announcement of the winners, the citation, the prize money and the schedule of the remaining Nobels. The Guardian's headline stresses "mirror-image molecules".
Emphasis
The announcement itself, the Nobel committee quote (CBC), and the prize calendar.
Leaves out or plays down
AP copy gives little on what the work is; the explanatory detail appears in centre outlets.
Charged language
“spectacular”
For example
“The prize money this year is 12 million Swedish kronor (about $1.2 million)” — NBC News
“The chemical reactions they have developed are spectacular.” — CBC News
“Nobel prize in chemistry awarded for work on mirror-image molecules” — The Guardian

Centre9 outlets

Framing
Science-explainer angle: what chirality and mirror-image molecules are, why life uses one form, and why this matters for drug making.
Emphasis
Homochirality, the 1986/1995/2003 milestones, pharmaceutical relevance, and human detail such as Soai being told while shopping.
Leaves out or plays down
Few note the discrepancies over ages and Kagan's university; France 24 mislabels Soai as 95.
Charged language
“mirror image”“spectacular”“solving mystery of life's asymmetry”
For example
“Understanding how this asymmetry emerges has also been crucial to pharmaceutical development” — Anadolu Agency
“Chemistry Nobel awarded for solving mystery of life's asymmetry” — BBC News
““They made chemistry choose a mirror image,”” — Hindustan Times

Right3 outlets

Framing
The Irish Independent's headline presents the award as unravelling "the mystery of molecules".
Emphasis
A general-audience headline on the mystery of molecules, from Stockholm reporters.
Leaves out or plays down
No further detail is available beyond the headline.
Charged language
“mystery of molecules”
For example
“Two scientists win Nobel chemistry prize for unravelling the mystery of molecules” — Irish Independent