Startup Plans to Cool Data Centers by Converting Heat to Light
Posted3 months agoActive2 months ago
spectrum.ieee.orgTechstory
calmpositive
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10/100
Data Center CoolingSustainable TechnologyEnergy Efficiency
Key topics
Data Center Cooling
Sustainable Technology
Energy Efficiency
A startup plans to cool data centers by converting waste heat into light using a novel technology, sparking interest in the HN community about its potential efficiency and feasibility.
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Discussion Activity
Light discussionFirst comment
8d
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2
180-192h
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2
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- 01Story posted
Oct 17, 2025 at 9:48 AM EDT
3 months ago
Step 01 - 02First comment
Oct 24, 2025 at 10:10 PM EDT
8d after posting
Step 02 - 03Peak activity
2 comments in 180-192h
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Step 03 - 04Latest activity
Oct 24, 2025 at 10:12 PM EDT
2 months ago
Step 04
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Discussion (2 comments)
Showing 2 comments
guywithahat
2 months ago
This is cool, but it sounds very far from having a meaningfully helpful prototype, not to speak of a product moving towards production. Very interesting but I don’t think it’s happening soon
Fordec
2 months ago
Oh this again? Yeah, not efficient enough to beat out fans in non-vacuum based environments. Come back to me when there is a research paper outlining how doing so is better by any of our understandings of physics first, than some startup trying to raise.
View full discussion on Hacker News
ID: 45616791Type: storyLast synced: 11/20/2025, 3:56:10 PM
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