The songwriter, guitarist and singer, who died at 78, animated the Grateful Dead from within. By Jon Pareles Bob Weir — the Grateful Dead’s rhythm guitarist and one of its songwriters and lead singers ...

Physically, sound is just pressure moving through a medium. If you harness that pressure correctly, you can actually push things around using nothing but sound. That's exactly what researchers at ...

Koryn Wicks' "Ghosts in the Machine," which uses augmented reality technology, takes participants up stairs, around pathways ...

Earlier this week, some people on X began replying to photos with a very specific kind of request. “Put her in a bikini,” “take her dress off,” “spread her legs,” and so on, they commanded Grok, the ...

Learn how to finish the Invisible Glyphs: Investigation quest in Arknights Endfield. This guide breaks down where to go, how ...

The town of Kuroshio in Japan is named after the swift ocean current that flows nearby. The Kuro­shio (Black Stream) stretches as wide as a megacity and carries more water than the Amazon river.