New top story on Hacker News: How can we make air conditioners 33% more efficient? A revolutionary solution

How can we make air conditioners 33% more efficient? A revolutionary solution
18 by zeristor | 7 comments on Hacker News.

New top story on Hacker News: Bigger vehicles are directly resulting in more deaths of people walking

Bigger vehicles are directly resulting in more deaths of people walking
43 by tonyedgecombe | 17 comments on Hacker News.

New top story on Hacker News: Countering climate change with cool pavements

Countering climate change with cool pavements
21 by 35_candelas | 6 comments on Hacker News.

New top story on Hacker News: Working towards a source-based bootstrapping path to a GNU+Linux system

Working towards a source-based bootstrapping path to a GNU+Linux system
12 by podiki | 0 comments on Hacker News.

New top story on Hacker News: Test cross-architecture without leaving home

Test cross-architecture without leaving home
4 by zdw | 1 comments on Hacker News.

New top story on Hacker News: Kraftful (YC S19) hiring SDRs to build the software layer for the physical world

Kraftful (YC S19) hiring SDRs to build the software layer for the physical world
1 by Kraftful | 0 comments on Hacker News.

New top story on Hacker News: A DIY E-bike Conversion on the Cheap

A DIY E-bike Conversion on the Cheap
10 by PikelEmi | 0 comments on Hacker News.