Ryan Cooke is an Australian physicist. He is Professor of Physics at the

Durham University Department of Physics The Department of Physics at Durham University, located in Durham, England, is responsible for both undergraduate and postgraduate teaching as well as scientific research in physics and astronomy. The department hosts the largest particle theor ...

. He was awarded the 2025

Gruber Prize in Cosmology The Gruber Prize in Cosmology, established in 2000, is one of three prestigious international awards worth US$500,000 awarded by the Gruber Foundation, a non-profit organization based at Yale University in New Haven, Connecticut. Since 2001, t ...

jointly with Max Pettini, his former PhD supervisor. They received the award for work improving the

Big Bang nucleosynthesis In physical cosmology, Big Bang nucleosynthesis (also known as primordial nucleosynthesis, and abbreviated as BBN) is a model for the production of light nuclei, deuterium, 3He, 4He, 7Li, between 0.01s and 200s in the lifetime of the universe ...

model through precise measurements of the deuterium-to-hydrogen ratio using data collected on quasars.

References

Living people Australian physicists Academics of Durham University Year of birth missing (living people) Physical cosmology 21st-century Australian physicists {{Physicist-stub