Best of 2025

The blog posts Hacker News loved most in 2025. 6,220 posts.

Any topic
4412

The Profitable Startup

For years, startups have been taught to prioritize growth over everything else. Profitability was seen as unambitious or even wrong – something to worry about when you hit scale. Why focus on profits when money and valuations were easy to come by?

4417

The Shape of a Mars Mission

“From a mathematics and trajectory standpoint and with a certain kind of technology, there’s not too many different ways to go to Mars. It’s been pretty well figured out. You can adjust the decimal places here and there, but basically if you're talking about chemical rockets, there's a certain way you're going to go…

4424

The "Take It Down" Act

We've opposed the Take It Down Act because it could be easily manipulated to take down lawful content that powerful people simply don't like. Last night, President Trump demonstrated he has a similar view on the bill. He wants to sign the bill into law, then use it to remove content about — him....