"Climate change" is too broad. "How sea levels affect Miami real estate prices" is just right. Knowing how to narrow saves weeks of wasted research. The wide top is broad ideas ("AI").
15 min · Reviewed 2026
The funnel technique
Imagine your topic as a funnel. The wide top is broad ideas ("AI"). The narrow bottom is a specific question ("How GPT-5 changes coding interview prep").
You don't need to start specific — you discover specificity by reading. The first hour of research is mostly about finding the right narrow question.
A real example
"Renewable energy" — too broad
"Solar power" — narrower but still broad
"Solar power for residential homes" — getting there
"Solar power costs for homeowners in 2026 vs 2020" — researchable
"How solar tax credits changed Florida home solar adoption since 2022" — specific and answerable
Signs your topic is too broad
You can find 1,000+ books on it
Wikipedia article is more than 30 pages long
You don't know where to start
Every search returns thousands of results
The big idea: broad topics give vague papers. Narrow topics give sharp papers. Spend the first 30 minutes narrowing.
End-of-lesson check
15 questions · take it digitally for instant feedback at tendril.neural-forge.io/learn/quiz/end-builders-research-narrow-topic
What is the core idea behind "Narrowing a Too-Broad Topic"?
"Climate change" is too broad. "How sea levels affect Miami real estate prices" is just right. Knowing how to narrow saves weeks of wasted research. The wide top is broad ideas ("AI").
Surface ethical or legal blockers to sharing
Informed consent, properly documented
Pull dataset description, file inventory, and provenance from project docs
Which term best describes a foundational idea in "Narrowing a Too-Broad Topic"?
scope
funnel technique
researchable question
sub-topic
A learner studying Narrowing a Too-Broad Topic would need to understand which concept?
funnel technique
researchable question
scope
sub-topic
Which of these is directly relevant to Narrowing a Too-Broad Topic?
funnel technique
scope
sub-topic
researchable question
Which of the following is a key point about Narrowing a Too-Broad Topic?
"Renewable energy" — too broad
"Solar power" — narrower but still broad
"Solar power for residential homes" — getting there
"Solar power costs for homeowners in 2026 vs 2020" — researchable
Which of these does NOT belong in a discussion of Narrowing a Too-Broad Topic?
"Solar power for residential homes" — getting there
Surface ethical or legal blockers to sharing
"Solar power" — narrower but still broad
"Renewable energy" — too broad
Which statement is accurate regarding Narrowing a Too-Broad Topic?
Wikipedia article is more than 30 pages long
You don't know where to start
You can find 1,000+ books on it
Every search returns thousands of results
Which of these does NOT belong in a discussion of Narrowing a Too-Broad Topic?
Surface ethical or legal blockers to sharing
You don't know where to start
Wikipedia article is more than 30 pages long
You can find 1,000+ books on it
What is the key insight about "A 30-minute narrowing exercise" in the context of Narrowing a Too-Broad Topic?
Pick your broad topic. Read the Wikipedia article. Note the 5 sub-topics it lists. Pick the one that interests you most.
Surface ethical or legal blockers to sharing
Informed consent, properly documented
Pull dataset description, file inventory, and provenance from project docs
What is the key insight about "Careful" in the context of Narrowing a Too-Broad Topic?
Surface ethical or legal blockers to sharing
Don't narrow too far — "How many solar panels were sold on Main Street in Toledo in March 2026" is so narrow there's no …
Informed consent, properly documented
Pull dataset description, file inventory, and provenance from project docs
What is the key insight about "Review date" in the context of Narrowing a Too-Broad Topic?
Surface ethical or legal blockers to sharing
Informed consent, properly documented
Reviewed in 2026. Treat fast-changing product names, prices, availability, and policy details as examples to verify befo…
Pull dataset description, file inventory, and provenance from project docs
Which statement accurately describes an aspect of Narrowing a Too-Broad Topic?
Surface ethical or legal blockers to sharing
Informed consent, properly documented
Pull dataset description, file inventory, and provenance from project docs
Imagine your topic as a funnel. The wide top is broad ideas ("AI"). The narrow bottom is a specific question ("How GPT-5 changes coding inte…
What does working with Narrowing a Too-Broad Topic typically involve?
You don't need to start specific — you discover specificity by reading. The first hour of research is mostly about finding the right narrow …
Surface ethical or legal blockers to sharing
Informed consent, properly documented
Pull dataset description, file inventory, and provenance from project docs
Which of the following is true about Narrowing a Too-Broad Topic?
Surface ethical or legal blockers to sharing
The big idea: broad topics give vague papers. Narrow topics give sharp papers. Spend the first 30 minutes narrowing.
Informed consent, properly documented
Pull dataset description, file inventory, and provenance from project docs
Which best describes the scope of "Narrowing a Too-Broad Topic"?
It is unrelated to research workflows
It applies only to the opposite beginner tier
It focuses on "Climate change" is too broad. "How sea levels affect Miami real estate prices" is just right. Knowi