Scientists have developed a revolutionary sunscreen that not only protects the skin from UV rays but also keeps it up to 11°F cooler using radiative cooling technology and specially sized titanium dioxide nanoparticles. This innovation blocks UV radiation and solar heat, making it an essential summer product that stays effective even after 12 hours. Scientists have developed a revolutionary sunscreen that not only protects the skin from UV rays but also keeps it up to 11°F cooler using radiative cooling technology and specially sized titanium dioxide nanoparticles. This innovation blocks UV radiation and solar heat, making it an essential summer product that stays effective even after 12 hours. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle