Dermatologists recommend using a sunscreen with an SPF of at least 30, which blocks 97% of the sun's UVB rays. Higher-number SPFs block slightly more of the sun's UVB rays, but no sunscreen can block ...

The Mandela Effect is strange and confounding. Many people misremember details about movies, television series, and pop culture moments. These 20 films have fallen victim to its bizarre powers.