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
now we know
Grammar usage guide and real-world examplesUSAGE SUMMARY
"now we know" is a grammatically correct and commonly used phrase in written English.
It can be used to signify that new information has been learned or discovered. Example: "After researching the topic, now we know that the Earth revolves around the sun."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
59 human-written examples
Now we know.
News & Media
So now we know.
News & Media
But now we know.
News & Media
Well, now we know.
News & Media
Now we know why.
News & Media
But now we know more.
News & Media
So now we know it.
News & Media
And now we know why.
News & Media
"I guess now we know".
News & Media
Yet now we know better.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
And now we know..
News & Media
Expert writing Tips
Best practice
Use "now we know" to introduce a conclusion or realization after presenting evidence or information. It signals a shift in understanding.
Common error
Avoid using "now we know" when the information is already obvious or implied. This can make your writing sound repetitive and unnecessary.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "now we know" functions as an idiomatic expression used to indicate a current realization or understanding. Ludwig confirms its grammatical correctness and widespread usage.
Frequent in
News & Media
79%
Science
10%
Formal & Business
5%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "now we know" is a common and versatile expression used to signify a current understanding or realization. Grammatically correct and widely used, as confirmed by Ludwig, it serves to highlight conclusions, introduce explanations, or emphasize newly acquired knowledge. Its neutral register makes it appropriate for various contexts, with a strong presence in news and media. While simple, it's crucial to avoid redundancy by only using it when genuine insight is revealed. Remember, it signals a conclusion.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
we now understand
Replaces "know" with "understand", emphasizing comprehension.
we're now aware
Focuses on the state of being conscious or informed.
we now see
Uses "see" metaphorically to mean understand or realize.
as we now understand
Similar meaning, but presents the understanding as a current state.
we have come to realize
Uses a more formal tone to indicate a gradual understanding.
we've learned
Highlights the acquisition of knowledge.
it is now clear
Shifts the focus to the clarity of the information, rather than the act of knowing.
knowledge has emerged
Emphasizes how the information has been acquired.
the truth is out
Suggests a reveal of something previously hidden or unknown.
hindsight is 20/20
An idiomatic expression implying understanding after an event.
FAQs
How can I use "now we know" in a sentence?
You can use "now we know" to indicate a realization or understanding that has been reached. For example, "We reviewed the data, and "now we know" the cause of the problem."
What phrases are similar to "now we know"?
Similar phrases include "we now understand", "it is now clear", or "we have learned".
Is it appropriate to use "now we know" in formal writing?
Yes, "now we know" can be used in formal writing, but consider whether a more sophisticated synonym like "we have determined" might be more suitable.
What's the difference between "now we know" and "we knew"?
"Now we know" indicates a present realization, while "we knew" refers to past knowledge. For example, "Now we know the answer, but yesterday "we did not know"."
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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested