Pulse Fast Friday is a feature of commentary from the week that was. We scour the digital world to show you the things that caught our eyes recently on the web; trending topics you may have missed, the hottest gadgets, new apps and more. What’s recently caught your eye? Leave your suggestions in the comments below.

Call her Caitlyn

Unless you’ve been living under a rock, you’ve seen Caitlyn Jenner’s Vanity Fair cover. After the unveiling of the transgender Olympic gold medalist’s beautiful cover shot, she introduced herself to the world on Twitter and smashed records while she was at it. Jenner needed just four hours and three minutes to reach 1 million followers, topping some guy named Barack Obama, who needed a whopping four hours and 52 minutes to reach the 1 million follower mark.

92-Year-Old Finishes Marathon
Next time you can’t get out of bed to run a mile, think about Harriette Thompson. The 92-year old cancer survivor became the oldest woman to run a marathon Sunday when she clocked in at 7:24:36 at the Rock n Roll Marathon in San Diego. Last year, Thompson set a world record for a woman over 90 in 7:07. She has raised more than $100,000 running marathons.
Sheryl Sandberg Beautifully Shares What’s She Learned Since Her Husband’s Death
If you read one thing on social media this week let it be this Facebook note from Sheryl Sandberg.

“I think when tragedy occurs, it presents a choice. You can give in to the void, the emptiness that fills your heart, your lungs, constricts your ability to think or even breathe. Or you can try to find meaning. These past thirty days, I have spent many of my moments lost in that void. And I know that many future moments will be consumed by the vast emptiness as well. But when I can, I want to choose life and meaning. And this is why I am writing: to mark the end of sheloshim and to give back some of what others have given to me.”
To mark the end of the first 30 days of mourning, sheloshim, Sandberg shared in a beautifully and touching written essay what’s she learned since her husband’s unexpected death and what she still has to learn. Grab a few tissues and read Sandberg’s note in its entirety below: