Brokerage and crypto exchange Robinhood opened the public mainnet for its Arbitrum-powered Ethereum layer-2 network on Wednesday.

Daisy-chaining two of Dell's Nvidia GB10 DGX Spark systems didn't just pump up my home AI lab—it fundamentally changed how I ...

Also: I built my own Wi-Fi router with a Raspberry Pi for Starlink and solar control - here's how. A Pi 5 can use as much as 12 W of power (and that's before you hook up various H ...