
Molecular Biology
“How does a cell decide which of its genes to switch on?”
Study DNA, RNA and proteins — the molecular machinery that keeps every living cell running.
Open Lab · Life-sciences exploration for Grades 9–11
Explore the science of life. Investigate real-world problems. Discover the ideas, technologies, and people shaping the future.
Problems written and reviewed by researchers from
Discover what interests you
Life sciences is one connected world — molecules shape cells, cells shape brains, and brains shape how whole populations live and stay healthy. Start with whatever makes you curious.

“How does a cell decide which of its genes to switch on?”
Study DNA, RNA and proteins — the molecular machinery that keeps every living cell running.

“How does the brain physically change when you learn something new?”
Explore how neurons, circuits and brain chemistry give rise to movement, memory and thought.

“Why do we remember some moments vividly and forget others?”
Investigate why people think, feel and behave the way they do — using careful experiments.

“How do we make good decisions when we don't have all the information?”
Combine psychology, neuroscience, computer science and linguistics to understand the mind.

“Why do some diseases run in families while others don't?”
Learn how DNA is passed down and how variation in genes shapes traits and health.

“How many people need to be vaccinated to protect a whole community?”
Track how diseases spread through populations and work out what slows them down.

“How can comparing thousands of genomes reveal how a virus evolves?”
Use code and statistics to find meaningful patterns in very large biological datasets.

“Why can the same treatment work for one patient's cancer but not another's?”
Understand what goes wrong when cells grow out of control, and how new treatments are developed.

“How does losing one species ripple through an entire ecosystem?”
Study how living things interact with each other and with the environment they share.
Not sure what you should do?
These are the fields we're starting with — not every corner of life sciences. Talk it through with us.
Learn by investigating
Each challenge is an open problem drawn from real research. You test your understanding, reason through the problem, interpret the evidence, and reach your own conclusions.
Your exploration journey
01
Browse life-sciences fields and the big questions researchers are asking today.
02
Try short challenges that ask you to reason through evidence and real scenarios.
03
Notice what sparks your curiosity and see which related fields connect to it.
04
Guided programs — CORE Curriculum and the Life Science Lecture Series — are being shaped with students and parents.
Share your input (opens in a new tab)Science in the real world
The fields you explore here are the same ones people rely on to keep us healthy, feed the world and protect the planet.
Researchers study how diseases begin and progress — from infections to dementia — so treatments can target the underlying cause, not just the symptoms.
Blood tests, imaging, vaccines and targeted drugs all start as research questions, then go through years of careful testing before they reach patients.
Bioengineers redesign cells and molecules to make medicines, develop more sustainable materials, or build sensors that detect contamination.
Ecologists measure how climate, land use and invasive species change biodiversity, and use that evidence to guide conservation decisions.
Modern biology generates enormous datasets. Computational biologists write code and build models to find the patterns inside genomes, cells and populations.
Which problem pulls you in?
Start with the field behind it.
See the fieldsFor parents
Open Lab gives teenagers room to explore life sciences on their own terms — and the structure to do it well. Challenges are free to try and don't require an account.
Discover your place in life sciences. Build the skills to shape its future.