Lego’s latest smart bricks entertain—but also reveal a big educational opportunity it has missed

Critics worry Lego’s new Smart Bricks will dull children’s imaginations by replacing free play with lights and sounds. That ...

Pew! Pew! YouTuber Builds Sound Laser That Works as ‘Invisible Speaker’

The channel’s latest video demonstrates a gun that shoots a narrow beam of soundwaves, along with its most striking property: ...