manufactured by stamp-maker Shachihata Inc., allow victims of harassment to mark their assailants with invisible ink, and also provide a deterrent to would-be attackers. A limited run of 500 ...

The “anti-groping” stamps allow those who experience harassment to imprint their attackers with invisible ink and also provide ... A number of medical universities in the east Asian country ...

including basic medical and climate change research. After all, no stamp–even one with thermochromic ink and a clever design–can save the country’s brand if it continues to devalue science.

Researchers say we don’t put on enough sunscreen. A Seattle startup has come up with a potential fix: an invisible ink stamp that notifies you when it’s time to re-apply. Michael Croix ...