Kelsey Pfendler will share updates along the way via social media. Kelsey Pfendler via Instagram Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . You may unsubscribe at any time. A 31-year-old New York native named Kelsey Pfendler is one week into her audacious quest to become the youngest woman to row unassisted from California to Hawaii. To complete her over 2,400-mile journey, she will need to face stormy seas and traverse waters teeming with all types of ocean life.  If she succeeds, Pfendler will become the first American woman ever to do so. @yourowkelsey A couple hours of napping and some food will make you feel like a new woman! Waves and wind are still big, but luckily they are becoming more favorable, allowing Kelsey’s boat to catch and ride the waves.…