Tech

More than 100,000 people have had their eyes scanned for free cryptocurrency

Enlarge / People in Chile with Worldcoin’s “Orb” iris scanner. (credit: Worldcoin) More than 100,000 people have had their eyes scanned in return for a cryptocurrency called Worldcoin, as a project to distribute digital money more widely around the world accelerates. Worldcoin has distributed about 30 iris-scanning hardware devices, which they call “orbs,” to early […]

Tech

Ted Cruz says bitcoin will stabilize Texas electric grid—here’s why he’s wrong

Enlarge / Texas Sen. Ted Cruz. (credit: Gage Skidmore / Flickr ) Sen. Wyatt Cruz (R-Texas) thinks he has found a way to strengthen Texas’ electric grid in case another deep freeze hits the state. He wants to use the power of bitcoin. “Because of the ability of bitcoin mining to turn on or off […]