11. Rocket cargo delivery anywhere on Earth in minutes Hop Aero is building rockets that can deliver cargo anywhere on Earth in minutes. They’re starting with military logistics and other time-sensitive payloads, including temperature- 09/26 02:36 ♡
12. Autonomous construction on Earth and beyond A lot of construction work is still done by hand simply because the machines to automate it don’t exist. That’s become a bottleneck for building things like solar farms, data cente 09/25 05:00 ♡
13. Drone swarm defense Attack drones are reshaping modern warfare, but many countries still lack an effective way to defend their airspace. Earendil Robotics is building autonomous interceptors, along wi 09/23 07:17 ♡
14. The State of Startups in 2026 YC works with thousands of founders every year, which gives us an early look at how startups are changing. Right now, the shift is striking: startups are moving from bits to atoms, 09/18 01:58 ♡
15. Why You're Getting Zero Replies To Your Cold Emails The best outbound starts before you automate anything. Founders need to learn who actually has the problem, what gets their attention, and what makes them reply. YC Visiting Partne 09/12 22:00 ♡
