Paul McCabe] wrote in to let us know about his $25 robot. This small wheeled robot is based on an ESP32 and made using cardboard and hot glue. You drive the contraption using a Bluetooth game ...

Robot vacuums can easily cost more than A$1,500, but you don't need to spend four figures to keep your floors clean without lifting a finger. We've been reviewing robot vacuums for more than a decade ...

Aug. 22, 2025 — Astronomers using AI have captured a once-in-a-lifetime cosmic event: a massive star’s violent death triggered by its black hole companion. The explosion, known as SN 2023zkd, not only ...

This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed.