SF foodfromwww.theguardian.com1 month agoFood additive titanium dioxide likely has more toxic effects than thought, study findsTitanium dioxide nanoparticles are more toxic than previously understood, potentially disrupting hormones and leading to health risks.
fromwww.dw.com1 month agoInfrared contact lens lets humans to see in dark DW 06/01/2025Infrared contact lenses allow humans to see in the dark by converting infrared light to visible light.
WearablesfromNature2 months agoThese contact lenses let humans see invisible infrared lightResearchers in China have developed contact lenses that convert infrared light into visible light, allowing users to see otherwise invisible signals.