Natural Sciences (Physical)

The Natural Sciences Tripos is the framework within which sixteen different Faculties and Departments at Cambridge deliver undergraduate training in a wide range of physical and biological sciences, as well as the history and philosophy of science. Students apply to study either Natural Sciences (Biological) or Natural Sciences (Physical).

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Course overview

The Natural Sciences Tripos provides students with a multidisciplinary scientific background, increasingly important in modern science, before allowing them to specialise in their chosen subject. The course therefore provides the intellectual breadth and depth which allows students to both experience new areas of science and to make connections across traditionally discrete disciplinary boundaries, substantially enriching their understanding of their specialist subject. All Natural Sciences students study for three years, leading to a BA degree, and some continue to study for an additional fourth year, leading to a MSci degree.

Physical science subjects at Cambridge include:

  • Astrophysics
  • Chemistry
  • Earth Sciences
  • Materials Science
  • Physics

There is significant flexibility, however, within the Tripos, and students admitted to Natural Sciences (Physical) can choose from a variety of courses (including biological and physical science options), although specific subjects have essential or desirable prerequisites.

For more information about the course and its modules, visit the University website.

 

What is it like to study Natural Sciences (Physical) at King’s?

King’s is a medium-sized college which admits a relatively even balance of scientists and non-scientists. Each year, King’s admits around eight physical natural scientists, making it one of the largest subjects in the college and ensuring that students are part of a large and friendly community. The King’s Natural Sciences (Physical) Fellows are a mixture of teaching- and research-focused academics who between them have expertise in Chemistry, Earth Sciences, Materials Science, and Physics. All Fellows are actively involved in supervising students (most often in pairs, sometimes in trios), directing studies, and looking after students’ academic progress and welfare. King’s is fortunate to be able to offer research internship opportunities through its Summer Research Programme, and physical natural scientists regularly make successful applications to gain research experience and work in research laboratories across Cambridge. From some, this is often the first step towards a research career, including a potential application for postgraduate study (e.g. a PhD).

 

What do we look for in an applicant to Natural Sciences (Physical)?

We are looking for applicants who have sufficient knowledge in maths and science to be able to successfully tackle challenging and diverse first year content, a good understanding of core mathematical and scientific concepts as learnt in school, the ability to apply those core concepts in an unfamiliar setting, the ability to rapidly assimilate and then apply new information, and the ability to work independently. The best applicants also listen carefully, are determined, are inquisitive, and respond well to feedback. The King’s Natural Science (Physical) Fellows believe firmly in the benefits of students exploring a range of scientific disciplines, including those they haven’t studied before, and therefore particularly welcome applications from students who are open-minded about their likely eventual specialism.

 

Requirements

A Level: A*A*A with A* in Mathematics

IB: 41-42 points overall with 7, 7, 6 at Higher Level 

Subject requirements: Mathematics (A Level) or Mathematics Analysis and Approaches Higher Level (IB), one of Chemistry or Physics, and one other science or maths subject

Admissions assessment: Engineering and Science Admissions Test (ESAT)

Written work: None

 

Admissions assessment

Candidates for Natural Sciences (Physical) must take the ESAT, which is a pre-registration required test. The Mathematics 1 module is compulsory for all candidates, and you will then need to complete two additional multiple-choice modules from Biology, Chemistry, Physics, and Mathematics 2. For more information about the test, please see the University website.

 

Careers and graduate opportunities

The Natural Sciences course prepares students well for the challenges of research, especially in emerging, interdisciplinary areas. Many graduates continue with further study or research, and many go directly into a broad range of careers, including programming and software development, financial management, management consultancy, and teaching.

 

What is the best thing about studying Natural Sciences (Physical) at King’s?

Celebrating the end of exams with the Fellows and all the King’s Natural Sciences (Physical) students at the end-of-year party in the beautiful Fellows’ Garden!

 

A top tip for applicants to Natural Sciences (Physical) at King’s

Practise explaining your thinking out loud to others when solving maths and science problems. You could, for example, explain a problem to another student in your class and encourage them to ask you probing questions which you should then try your best to answer.

People

A smiling woman wearing a waterproof dark jacket and black knitted hat on a boat with the sea and blue sky in the background.

Anna Allen

Bio

Anna Allen is in the final stages of a PhD in computer science at the University of Cambridge. Originally from Tasmania, she holds a Master’s in Meteorology from the University of Melbourne and a BSc in Pure Mathematics and Theoretical Physics from the University of Tasmania. Her research applies machine learning to environmental sciences, with a particular focus on developing data-driven forecasting systems for both global weather and high-impact phenomena such as tropical cyclones, tornadoes, and wildfires. During her PhD, she worked part-time with the United Nations Environment Programme to develop an operational system for detecting large greenhouse gas emissions to inform mitigation strategies. 

As a Junior Research Fellow at King’s, she will work on developing end-to-end foundation models for Earth system observation and forecasting, spanning weather, ocean, and air quality prediction. This will include designing bespoke regional forecasting systems for low-resource areas by integrating intelligent sensor placement with AI forecasting models, with pilot projects already underway in the Arctic and planned for West Africa.

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Anna Allen
A bearded man, smiling, wearing a blue blazer, in front of the King's College Chapel and lawn.

Shannon Bonke

Bio

Dr Shannon Bonke is a renewable energy scientist researching catalysts for energy conversion and storage reactions, especially the synthesis of fuels from solar power. His research is interdisciplinary and explores catalytic mechanisms using complementary cutting-edge electrochemical and spectroscopic techniques.

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Shannon Bonke
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James Dolan

Bio

Dr James Dolan's scientific research is at the intersection of nanophotonics and soft matter physics. He investigated ways to use the (directed) self-assembly of liquid crystals and block copolymers to create two- and three-dimensional optical metasurfaces and metamaterials with dynamically reconfigurable optical properties. James' current research, however, focuses on science communication. He is interested in how scientists’ conceptions of science—what it is, how it works, and what its for—affect how and why they communicate their science. In addition, he is interested in science communication and improvised comedy (improv), exploring the use of improv both as a form of science communication training and as a novel form of public engagement.

James also serves as Financial Tutor.

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James Dolan
Tiffany Harte, a smiling woman with long blond hair and blue eyes against a grey background

Tiffany Harte

Bio

Research: Cold atom technologies, dark matter and gravitational waves, new methods of cooling and manipulating atoms, developing techniques for transport and cooling of ultracold strontium

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Tiffany Harte
Richard Lambert, a man with very short dark hair and glasses wearing a yellow shirt

Richard Lambert

Bio

Research: Development of new heterogeneously-catalyzed routes relevant to organic synthesis especially with respect to the production of fine chemicals and pharmaceuticals. Energy-related applications of catalysis, including high temperature fuel cells. Molecular self-assembly, chiral systems and enantioselective catalysis. Plasma-driven catalysis, nanoarchitectures for sensing and catalytic applications. New materials for hydrogen storage. Studies of high-energy helium and hydrogen ion implantation in alloys relevant to the operation of thermonuclear reactors. A wide range of experimental conditions are used ranging from single crystal surfaces in ultra high vacuum to nanoparticle systems in liquids under high pressure.

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Richard Lambert
Dan McKenzie, a smiling man with grey hair and glasses. He is wearing a blue shirt and tie. He is standing outdoors in front of stone brickwork

Professor Dan McKenzie

Bio

Research: Geodynamics, geophysics and tectonics; igneous, metamorphic and volcanic Studies.

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Professor Dan McKenzie
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Minjung Park

Bio

MJ is a Kavli Institute Postdoctoral Fellow at Kavli Institute for Cosmology, Cambridge (KICC) and at the Department of Physics (Cavendish Laboratory). She is interested in understanding how galaxies formed in the early universe and how they evolved throughout cosmic time. Her doctoral thesis focuses on the formation of massive quiescent galaxies – galaxies that no longer form stars and remain red and dead (“quenched”). She uses both observational and theoretical techniques to study their star-formation histories, quenching mechanisms, and chemical abundances. She has also developed new stellar population models which can be used to fit observed galaxy spectra and derive accurate properties of galaxies (e.g., age and mass).

As a Research Fellow at King’s, she plans to apply the new models she developed to massive quiescent galaxies found in the early Universe, in the first billion years after the Big Bang. The new models will help reveal their true formation histories, answering one of the key questions in astronomy – how the first galaxies in the Universe grow into the most massive galaxies today.

MJ completed her PhD in Astronomy & Astrophysics at Harvard University in 2025. She is originally from Seoul, South Korea. She did her undergrad and master’s in astronomy at Yonsei University, where she studied the origin of diverse morphology/shapes of galaxies using high-resolution cosmological galaxy simulations.

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Minjung Park
Nicholas Tosca, a smiling man with dark hair wearing a pale blue polo shirt. He is outdoors surrounded by greenery in the sun

Nicholas Tosca

Bio
Research

Nick is an earth scientist who applies chemistry to understand and interpret the processes that shape the composition of natural waters. His research group integrates theory, experiments, and field-based observations to address problems including: the co-evolution of seawater chemistry and climate through Earth's history, the environmental conditions promoting the synthesis of molecular building blocks at the origin of life on Earth, the chemical evolution of a wide range of natural waters on modern Earth, and unravelling the chemical evolution of ancient environments on the surface of Mars.

Nick is an Associate Director of the Leverhulme Centre for Life in the Universe, a 10-year multidisciplinary initiative focused on developing a robust understanding of life on Earth, its origins, and its potential distribution beyond Earth. Nick is also a science team member of NASA's 2020 Mars Perseverance Rover mission and is actively involved in international efforts to define the scientific objectives of Mars Sample Return and plan the scientific capabilities and management processes of the sample receiving facility.

At Cambridge, Nick coordinates and teaches on the IA Earth Sciences course (which for many NST students, is their first encounter with the subject), as well as Part IB, Part II, and Part III Earth Sciences. In supervising students from King's, Nick views teaching at the College as an opportunity to highlight and develop fascinating connections between earth sciences and many other subjects including chemistry, biology, physics, materials science, and mathematics.

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Nicholas Tosca
Rob Wallach, a smiling man with grey hair and beard, wearing glasses and a blue shirt. He is standing in front of a Cambridge College building

Rob Wallach

Bio
Research
 

Rob's research in Materials Science has focused on the joining of materials with an emphasis on modelling, generally in collaborative programmes with industry.  Applications include predicting the performance of joints in electronic devices, improving jet engine components and enhancing the fabrication of car bodies.

Rob has taught extensively in the University in different capacities which include Materials Science, Personal and Professional Development courses, setting up and running outreach courses (for primary school kids, prospective students, teachers and the public more generally) as well as summer science programmes (he is a former Director of the University’s Science Summer School). He currently lectures extensively to raise awareness about sustainability and separately to introduce Materials Science to undergraduates from across the world on summer programmes.

In addition to departmental research and teaching, Rob is a former Vice-Provost at King's College where he also was Senior Tutor for six years (hence responsible for the education and welfare of the college’s undergraduates and graduates), and subsequently for seven years was responsible for running the University’s Senior Tutors’ Committee and its various sub-committees. More recently, he was the University's Director of Postdoctoral Affairs (now the Postdoctoral Academy) to support and advocate for the University’s 4,000 postdoctoral early career researchers.  Thus, he has been involved at a senior level in a wide range of University and inter-Collegiate issues. 

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Rob Wallach
A smiling man with grey hair wearing a wide brimmed white and green sun hat and a white shirt. He is standing in a rocky area

Tom White

Bio

Subject: Natural Sciences (Physics)

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Tom White

The Directors of Studies for 2025-2026 are Dr James Dolan (Part IA), Prof. Nicholas Tosca (Part IB, Part II Earth Sciences, and Part III Earth Sciences), Dr Tiffany Harte (Part II Physics and Astrophysics and Part III Physics and Astrophysics), Dr Shannon Bonke (Part II Chemistry and Part III Chemistry), and Dr Rob Wallach (Part II Materials and Part III Materials).