What's the Best Undershirt?

Last weeks deodorant vote revealed that many of you sweat like a [insert your jokes in the comments]. An undershirt can help protect your expensive clothes from the pit stains so many of you complained about, but which undershirt deserves to be so close to your heart? Tell us in the comments. » 6/15/15 3:15pm 6/15/15 3:15pm

You Could Slide a Truck Down This Monstrous 50-Foot Long Slip N' Slide

If the Slip N’ Slide had one failing (besides killing a strip of grass in your parent’s backyard or injuring riders) it was that your slippery ride was over in the blink of an eye. But with this gigantic 50-foot long alternative, your slide will at least last take three or four blinks, if not more. » 5/23/15 7:00pm 5/23/15 7:00pm

Plan Your Free Online Education at Lifehacker U: Summer Semester 2015

Your education doesn’t have to stop once you leave school. We’ve put together a curriculum of some of the best free online classes available on the web this summer for the latest term of Lifehacker U, our regularly-updating guide to improving your life with free, online college-level classes. Let’s get started. » 5/13/15 1:12pm 5/13/15 1:12pm

What's the Best Fan?

In short order everyone will transition from complaining about how cold it is to complaining about how hot it is, especially me. A fan is a great thing to have around to supplement your air conditioning, or depending on the temperature, protect your electric bill from your A/C unit getting run at all. But which fan is… » 4/27/15 3:46pm 4/27/15 3:46pm

These Aerial Beach Photos Were Shot While Dangling from a Helicopter

Antoine Rose shoots photographs from the air. He shoots them hanging off the edge of a helicopter thousands of feet above ground—in wind, in subzero temperatures, in the dark. But sometimes the conditions are just right for a day at the beach, and Rose captures these surreal, candy-colored images of the sand and… » 8/21/14 12:12pm 8/21/14 12:12pm