| ▲ | Tattoos you can turn on and off(livescience.com) | |
| 62 points by MortyDev 12 hours ago | 2 comments | ||
| ▲ | tomhow an hour ago | parent | next [-] | |
Comments moved to https://news.ycombinator.com/item?id=50041252. | ||
| ▲ | xgulfie 7 hours ago | parent | prev [-] | |
So much hype in the article and in the paper for it being "programmable" when it's just... UV reactive? Like, cool but calm down > In outdoor daylight conditions, including shade, the UV content of incident sunlight is sufficient to activate PhotoTat to a photostationary state https://www.cell.com/matter-light/fulltext/S3117-5848(26)001... | ||