The sponge ring will assist with rubbing in the lotion so you don't have to end up with greasy, sunscreen-coated hands. It's become a cult hit among parents who say it's easy to toss into a beach ...

Data for the discovery that Saturn's A-ring acts like a sponge were collected in July 2004 when Cassini arrived in orbit around Saturn, making its closest flyby over the A-ring.

The sponge ring will assist with rubbing in the lotion so you don't have to end up with greasy, sunscreen-coated hands. It's become a cult hit among parents who say it's easy to toss into a beach ...