Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
needs investigation
Grammar usage guide and real-world examplesUSAGE SUMMARY
'needs investigation' is correct and usable in written English.
You can use it when you are describing a situation that warrants further examination. For example: "The mysterious disappearance of dozens of birds in the region needs investigation."
✓ Grammatically correct
Science
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
52 human-written examples
Yet, up-scaling of processes into large industrial-scale systems needs investigation.
The whole governance of Brazilian aviation, split between civilians and military men, needs investigation and reform.
News & Media
Lit warning lights: A lit emission light needs investigation via an Aston fault reader.
News & Media
It needs investigation: getting text messages, phone recordings, evidence from friends and family, testimony from doctors".
News & Media
Mexico bypassed the C.D.C. for fear of getting slowed by paperwork, a complaint that needs investigation.
News & Media
I believe it is a body whose regulatory role needs investigation.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
8 human-written examples
Additional devices and strategies need investigation.
Moreover, the effects of strain also need investigation.
Science
FCC, SEC and Other Violations Need Investigation".
News & Media
Other clinical populations need investigation.
This will need investigation on a case by case basis.
Science
Expert writing Tips
Best practice
When using "needs investigation", ensure that the context clearly establishes what specific aspects require further scrutiny. For instance, specify which data points or anomalies within a study "need investigation".
Common error
Avoid simply stating something "needs investigation" without providing any context or direction for the investigation. Instead, specify the purpose of the investigation, such as "the discrepancy between the reported figures and the actual budget needs investigation to identify the source of the error".
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "needs investigation" functions as a call to action, indicating that a particular subject, situation, or finding requires further examination or inquiry. Ludwig AI confirms its correct and frequent use in diverse contexts.
Frequent in
Science
67%
News & Media
28%
Formal & Business
5%
Less common in
Ludwig's WRAP-UP
The phrase "needs investigation" is a common and grammatically correct expression used to indicate that a subject or situation requires further examination. As shown by Ludwig AI, it appears most frequently in scientific and news contexts, signaling the necessity for scrutiny or inquiry. While its neutral register makes it suitable for diverse settings, more formal alternatives exist for highly academic or professional writing. To ensure clarity, always specify what aspects of the subject "need investigation" and avoid vague language.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
requires scrutiny
This alternative suggests a careful and detailed examination is necessary, emphasizing a more critical approach.
demands inquiry
This alternative implies a strong need for a formal investigation, highlighting the urgency or importance of the matter.
warrants examination
This alternative indicates that the subject is worthy of a thorough investigation, suggesting potential value in the findings.
calls for further study
This suggests that more research or analysis is needed to understand the subject fully, specifically highlighting the scientific approach.
merits further research
This alternative emphasizes the value of conducting additional research on the topic, implying its significance.
is worth exploring
This alternative suggests that the topic is interesting and potentially beneficial to investigate, focusing on discovery and understanding.
should be examined further
This alternative is a straightforward suggestion that more examination is needed, emphasizing a neutral and objective approach.
begs further analysis
This alternative suggests that the topic urgently requires more detailed analysis, highlighting a pressing need.
requires deeper probing
This suggests that a more profound and thorough inquiry is needed to uncover hidden details.
warrants a closer look
This alternative indicates that a more detailed and careful inspection is necessary, suggesting something might have been missed.
FAQs
How can I use "needs investigation" in a sentence?
You can use "needs investigation" to indicate that something requires further examination or inquiry. For example, "The cause of the sudden power outage needs investigation." or "The company's financial records need investigation following the allegations of fraud."
What are some alternatives to "needs investigation"?
Alternatives to "needs investigation" include "requires scrutiny", "warrants examination", or "demands inquiry". The best choice depends on the context and the nuance you want to convey.
Is "needs investigation" formal or informal?
"Needs investigation" is generally considered neutral and can be used in both formal and informal contexts. However, in highly formal or academic writing, you might prefer alternatives like "requires scrutiny" or "merits further research".
What does it mean when something "needs investigation"?
When something "needs investigation", it means that further examination, research, or inquiry is required to understand it better, resolve a problem, or uncover hidden information. It suggests that there are unanswered questions or potential issues that warrant a closer look.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested