Is the iPhone 7 waterproof?

The iPhone 7 and 7s are “splash, water, and dust resistant … with a rating of IP67 under IEC standard 60529.” What does that rating mean?

Training, pushing, improving

Sometimes I feel like I'm living up to my potential, and at other times I feel like I have a long way to go. During my sophomore year of high school, I tried out for the basketball team. I was a decent basketball player and played almost every day with my friends at...